Difference between revisions of "LifeWiki:Game of Life Status page"

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{{stub}}


==Oscillator periods==
==Oscillator periods==
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<td bgcolor=#80ff80><span class="plainlinks">[http://www.conwaylife.com/patterns/honeythieves.rle 17]</span></td>
<td bgcolor=#80ff80><span class="plainlinks">[http://www.conwaylife.com/patterns/honeythieves.rle 17]</span></td>
<td bgcolor=#80ff80><span class="plainlinks">[http://www.conwaylife.com/patterns/56p18.rle 18]</span></td>
<td bgcolor=#80ff80><span class="plainlinks">[http://www.conwaylife.com/patterns/56p18.rle 18]</span></td>
<td bgcolor=#ffa0a0>19</td>
<td bgcolor=#80ff80><span class="plainlinks">[http://www.conwaylife.com/patterns/cribbage.rle 19]</span></td>
<td bgcolor=#80ff80><span class="plainlinks">[http://www.conwaylife.com/patterns/48p20.rle 20]</span></td>
<td bgcolor=#80ff80><span class="plainlinks">[http://www.conwaylife.com/patterns/48p20.rle 20]</span></td>
<td bgcolor=#80ff80><span class="plainlinks">[http://www.conwaylife.com/patterns/124p21.rle 21]</span></td>
<td bgcolor=#80ff80><span class="plainlinks">[http://www.conwaylife.com/patterns/124p21.rle 21]</span></td>
<td bgcolor=#80ff80><span class="plainlinks">[http://www.conwaylife.com/patterns/36p22.rle 22]</span></td>
<td bgcolor=#80ff80><span class="plainlinks">[http://www.conwaylife.com/patterns/36p22.rle 22]</span></td>
<td bgcolor=#ffa0a0>23</td>
<td bgcolor=#80ff80><span class="plainlinks">[http://www.conwaylife.com/patterns/davidhilbert.rle 23]</span></td>
<td bgcolor=#80ff80><span class="plainlinks">[http://www.conwaylife.com/patterns/38p24.rle 24]</span></td>
<td bgcolor=#80ff80><span class="plainlinks">[http://www.conwaylife.com/patterns/38p24.rle 24]</span></td>
</tr><tr>
</tr><tr>
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<td bgcolor=#80ff80><span class="plainlinks">[http://www.conwaylife.com/patterns/prepulsarshuttle26.rle 26]</span></td>
<td bgcolor=#80ff80><span class="plainlinks">[http://www.conwaylife.com/patterns/prepulsarshuttle26.rle 26]</span></td>
<td bgcolor=#80ff80><span class="plainlinks">[http://www.conwaylife.com/patterns/56p27.rle 27]</span></td>
<td bgcolor=#80ff80><span class="plainlinks">[http://www.conwaylife.com/patterns/56p27.rle 27]</span></td>
<td bgcolor=#80ff80><span class="plainlinks">[http://www.conwaylife.com/patterns/prepulsarshuttle28.rle 28]</span></td>
<td bgcolor=#80ff80><span class="plainlinks">[http://www.conwaylife.com/patterns/moldon34p14shuttle.rle 28]</span></td>
<td bgcolor=#80ff80><span class="plainlinks">[http://www.conwaylife.com/patterns/prepulsarshuttle29.rle 29]</span></td>
<td bgcolor=#80ff80><span class="plainlinks">[http://www.conwaylife.com/patterns/prepulsarshuttle29.rle 29]</span></td>
<td bgcolor=#80ff80><span class="plainlinks">[http://www.conwaylife.com/patterns/queenbeeshuttle.rle 30]</span></td>
<td bgcolor=#80ff80><span class="plainlinks">[http://www.conwaylife.com/patterns/queenbeeshuttle.rle 30]</span></td>
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<td bgcolor=#80ff80><span class="plainlinks">[http://www.conwaylife.com/patterns/gourmet.rle 32]</span></td>
<td bgcolor=#80ff80><span class="plainlinks">[http://www.conwaylife.com/patterns/gourmet.rle 32]</span></td>
<td bgcolor=#80ff80><span class="plainlinks">[http://www.conwaylife.com/patterns/60p33.rle 33]</span></td>
<td bgcolor=#80ff80><span class="plainlinks">[http://www.conwaylife.com/patterns/60p33.rle 33]</span></td>
<td bgcolor=#ffff80><span class="plainlinks">[http://www.conwaylife.com/patterns/honeythieveswithtesttubebaby.rle 34]</span></td>
<td bgcolor=#80ff80><span class="plainlinks">[http://www.conwaylife.com/patterns/74p34.rle 34]</span></td>
<td bgcolor=#80ff80><span class="plainlinks">[http://www.conwaylife.com/patterns/50p35.rle 35]</span></td>
<td bgcolor=#80ff80><span class="plainlinks">[http://www.conwaylife.com/patterns/50p35.rle 35]</span></td>
<td bgcolor=#80ff80><span class="plainlinks">[http://www.conwaylife.com/patterns/22p36.rle 36]</span></td>
<td bgcolor=#80ff80><span class="plainlinks">[http://www.conwaylife.com/patterns/22p36.rle 36]</span></td>
</tr><tr>
</tr><tr>
<td bgcolor=#80ff80><span class="plainlinks">[http://www.conwaylife.com/patterns/124p37.rle 37]</span></td>
<td bgcolor=#80ff80><span class="plainlinks">[http://www.conwaylife.com/patterns/124p37.rle 37]</span></td>
<td bgcolor=#ffa0a0>38</td>
<td bgcolor=#80ff80><span class="plainlinks">[http://www.conwaylife.com/patterns/44p38.rle 38]</span></td>
<td bgcolor=#80ff80><span class="plainlinks">[http://www.conwaylife.com/patterns/catereron34p13.rle 39]</span></td>
<td bgcolor=#80ff80><span class="plainlinks">[http://www.conwaylife.com/patterns/catereron34p13.rle 39]</span></td>
<td bgcolor=#80ff80><span class="plainlinks">[http://www.conwaylife.com/patterns/26p40.rle 40]</span></td>
<td bgcolor=#80ff80><span class="plainlinks">[http://www.conwaylife.com/patterns/26p40.rle 40]</span></td>
<td bgcolor=#ffa0a0>41</td>
<td bgcolor=#80ff80><span class="plainlinks">[http://www.conwaylife.com/patterns/204p41.rle 41]</span></td>
<td bgcolor=#80ff80><span class="plainlinks">[http://www.conwaylife.com/patterns/p42glidershuttle.rle 42]</span></td>
<td bgcolor=#80ff80><span class="plainlinks">[http://www.conwaylife.com/patterns/unixon34p14shuttle.rle 42]</span></td>
<td bgcolor=#80ff80><span class="plainlinks">[http://www.conwaylife.com/patterns/p43gliderloop.rle 43]</span></td>
<td bgcolor=#80ff80><span class="plainlinks">[http://www.conwaylife.com/patterns/p43gliderloop.rle 43]</span></td>
<td bgcolor=#80ff80><span class="plainlinks">[http://www.conwaylife.com/patterns/p44piheptominohassler.rle 44]</span></td>
<td bgcolor=#80ff80><span class="plainlinks">[http://www.conwaylife.com/patterns/p44piheptominohassler.rle 44]</span></td>
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<td bgcolor=#80ff80><span class="plainlinks">[http://www.conwaylife.com/patterns/p68gliderloop.rle 68]</span></td>
<td bgcolor=#80ff80><span class="plainlinks">[http://www.conwaylife.com/patterns/p68gliderloop.rle 68]</span></td>
<td bgcolor=#80ff80><span class="plainlinks">[http://www.conwaylife.com/patterns/p69gliderloop.rle 69]</span></td>
<td bgcolor=#80ff80><span class="plainlinks">[http://www.conwaylife.com/patterns/p69gliderloop.rle 69]</span></td>
<td bgcolor=#80ff80><span class="plainlinks">[http://www.conwaylife.com/patterns/78p70.rle 70]</span></td>
<td bgcolor=#80ff80><span class="plainlinks">[http://www.conwaylife.com/patterns/fumaroleon34p14shuttle.rle 70]</span></td>
<td bgcolor=#80ff80><span class="plainlinks">[http://www.conwaylife.com/patterns/p71gliderloop.rle 71]</span></td>
<td bgcolor=#80ff80><span class="plainlinks">[http://www.conwaylife.com/patterns/p71gliderloop.rle 71]</span></td>
<td bgcolor=#80ff80><span class="plainlinks">[http://www.conwaylife.com/patterns/47p72.rle 72]</span></td>
<td bgcolor=#80ff80><span class="plainlinks">[http://www.conwaylife.com/patterns/47p72.rle 72]</span></td>
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</table>
</table>
<small>'''Most recent discoveries:'''<br>
<small>'''Most recent discoveries:'''<br>
Apr 2013: [[P43_glider_loop|p43]] and [[P53_glider_loop|p53]] oscillators [Mike Playle]<br>
21 Jul 2023: [[204P41|p41]] oscillator [Nico Brown]<br>
14 Jul 2023: [[Riley's p19|p19]] oscillator [Mitchell Riley]<br>
Jul 2022: [[74P34|nontrivial p34]] oscillator [Mitchell Riley]<br>
Jan 2022: [[44P38|p38]] oscillator [David Raucci with 'cvojan', Jason Summers]<br>
Nov 2019: [[David Hilbert|p23]] oscillator [Luka Okanishi with 'praosylen']<br>
Apr 2013: [[P43_glider_loop|p43]] and [[P53_Snark_loop|p53]] oscillators [Mike Playle]<br>
Nov 2010: [[48P31|p31]] oscillator [Matthias Merzenich]<br>
Nov 2010: [[48P31|p31]] oscillator [Matthias Merzenich]<br>
Apr 2009: [[124P37|p37]] oscillator [Nicolay Beluchenko]<br>
Apr 2009: [[124P37|p37]] oscillator [Nicolay Beluchenko]<br>
Feb 2009: [[112P51|p51]] oscillator [Nicolay Beluchenko]<br>
Feb 2009: [[112P51|nontrivial p51]] oscillator [Nicolay Beluchenko]<br>
Nov 2002: [[123P27.1|p27]] oscillator [Noam Elkies]<br>
Nov 2002: [[123P27.1|p27]] oscillator [Noam Elkies]<br>
Jul 2000: [[134P39.1|p39]] oscillator [Noam Elkies with David Buckingham]<br>
Jul 2000: [[134P39.1|p39]] oscillator [Noam Elkies with David Buckingham]<br>
Aug 1999: [[P49_glider_shuttle|p49]] oscillator [Noam Elkies]<br>
Aug 1999: [[p49 bouncer loop|p49]] oscillator [Noam Elkies]<br>
Dec 1997: [[P57_Herschel_loop_1|p57]] oscillator [Dieter Leithner with David Buckingham]<br>
Dec 1997: [[P57_Herschel_loop_1|p57]] oscillator [Dieter Leithner with David Buckingham]<br>
Jun 1997: [[258P3_on_Achim's_p11|p33]] oscillator [Noam Elkies, Achim Flammenkamp]<br>
Jun 1997: [[258P3_on_Achim's_p11|p33]] oscillator [Noam Elkies, Achim Flammenkamp]<br>
27 Apr 1997: [[54P17.1|p17]] oscillator [Dean Hickerson]<br>
27 Apr 1997: [[54P17.1|p17]] oscillator and trivial p34 and p51 oscillators [Dean Hickerson]<br>
17 Apr 1997: [[168P22.1|p22]] oscillator [Noam Elkies]. ([Dean Hickerson] found [[Champagne_glass|a second, unrelated, p22 oscillator]] a day or two later.)<br>
17 Apr 1997: [[168P22.1|p22]] oscillator [Noam Elkies]. ([Dean Hickerson] found [[Champagne_glass|a second, unrelated, p22 oscillator]] a day or two later.)<br>
11 Apr 1997: [[P59_Herschel_loop_1|p59]] oscillator [David Buckingham]<br>
11 Apr 1997: [[P59_Herschel_loop_1|p59]] oscillator [David Buckingham]<br>
Line 135: Line 139:
| 3
| 3
| style="background-color:#c6efce" | [[caterer|12]]
| style="background-color:#c6efce" | [[caterer|12]]
| style="background-color:#c6efce" | Yes
| style="background-color:#c6efce" | [[Statorless p3|140]]
| style="background-color:#c6efce" | Yes
| style="background-color:#c6efce" | [[Statorless p3|140]]
|- align=center valign=center
|- align=center valign=center
| 4
| 4
| style="background-color:#c6efce" | [[mold|12]]
| style="background-color:#c6efce" | [[mold|12]]
| style="background-color:#c6efce" | [[mazing|12]]
| style="background-color:#c6efce" | [[mazing|12]]
| style="background-color:#ffc7ce" | No
| style="background-color:#c6efce" | [[Strictly volatile p4|416]]
|- align=center valign=center
|- align=center valign=center
| 5
| 5
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| style="background-color:#c6efce" | [[Statorless p5|68]]
| style="background-color:#c6efce" | [[Statorless p5|68]]
| style="background-color:#c6efce" | [[Statorless p5|68]]
| style="background-color:#c6efce" | [[Statorless p5|68]]
|- align=center valign=center
| 6
| style="background-color:#c6efce" | [[unix|16]]
| style="background-color:#c6efce" | [[Statorless p6|36]]
| style="background-color:#c6efce" | [[Statorless_p6#Strictly_volatile_variant|52]]
|- align=center valign=center
| 7
| style="background-color:#c6efce" | [[burloaferimeter|28]]
| style="background-color:#ffc7ce" | No
| style="background-color:#ffc7ce" | No
|- align=center valign=center
| 8
| style="background-color:#c6efce" | [[figure eight|12]]
| style="background-color:#c6efce" | [[figure eight|12]]
| style="background-color:#c6efce" | [[figure eight|12]]
|- align=center valign=center
| 9
| style="background-color:#c6efce" | [[29P9|29]]
| style="background-color:#ffc7ce" | No
| style="background-color:#ffc7ce" | No
|}
|}


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<td bgcolor=#c0c0c0>13</td>
<td bgcolor=#c0c0c0>13</td>
<td bgcolor=#ffa0a0>14</td>
<td bgcolor=#ffa0a0>14</td>
<td bgcolor=#ffa0a0>15</td>
<td bgcolor=#ffff80>15</td>
<td bgcolor=#ffa0a0>16</td>
<td bgcolor=#80ff80>16</td>
<td bgcolor=#ffa0a0>17</td>
<td bgcolor=#ffa0a0>17</td>
<td bgcolor=#ffa0a0>18</td>
<td bgcolor=#80ff80>18</td>
<td bgcolor=#ffa0a0>19</td>
<td bgcolor=#ffa0a0>19</td>
<td bgcolor=#80ff80>20</td>
<td bgcolor=#80ff80>20</td>
<td bgcolor=#ffa0a0>21</td>
<td bgcolor=#80ff80>21</td>
<td bgcolor=#80ff80>22</td>
<td bgcolor=#80ff80>22</td>
<td bgcolor=#ffa0a0>23</td>
<td bgcolor=#ffff80>23</td>
<td bgcolor=#80ff80>24</td>
<td bgcolor=#80ff80>24</td>
</tr><tr>
</tr><tr>
<td bgcolor=#80ff80>25</td>
<td bgcolor=#80ff80>25</td>
<td bgcolor=#ffff80>26</td>
<td bgcolor=#80ff80>26</td>
<td bgcolor=#ffa0a0>27</td>
<td bgcolor=#80ff80>27</td>
<td bgcolor=#80ff80>28</td>
<td bgcolor=#80ff80>28</td>
<td bgcolor=#80ff80>29</td>
<td bgcolor=#80ff80>29</td>
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<td bgcolor=#80ff80>32</td>
<td bgcolor=#80ff80>32</td>
<td bgcolor=#80ff80>33</td>
<td bgcolor=#80ff80>33</td>
<td bgcolor=#ffa0a0>34</td>
<td bgcolor=#80ff80>34</td>
<td bgcolor=#80ff80>35</td>
<td bgcolor=#80ff80>35</td>
<td bgcolor=#80ff80>36</td>
<td bgcolor=#80ff80>36</td>
</tr><tr>
</tr><tr>
<td bgcolor=#80ff80>37</td>
<td bgcolor=#80ff80>37</td>
<td bgcolor=#ffa0a0>38</td>
<td bgcolor=#80ff80>38</td>
<td bgcolor=#ffa0a0>39</td>
<td bgcolor=#80ff80>39</td>
<td bgcolor=#80ff80>40</td>
<td bgcolor=#80ff80>40</td>
<td bgcolor=#ffa0a0>41</td>
<td bgcolor=#80ff80>41</td>
<td bgcolor=#80ff80>42</td>
<td bgcolor=#80ff80>42</td>
<td bgcolor=#80ff80>43</td>
<td bgcolor=#80ff80>43</td>
Line 242: Line 266:
</table>
</table>
<small>'''Most recent discoveries:'''<br>
<small>'''Most recent discoveries:'''<br>
28 Aug 2013: p29 independent reflector [Matthias Merzenich]<br>
20 Mar 2024: p26 independent reflector [Period1GliderGun, Noam Elkies with Nico Brown, Dean Hickerson]<br>
25 Aug 2013: p29 dependent reflector [Matthias Merzenich]<br>
17 Mar 2024: p16 independent reflector [James Pascua with Matthias Merzenich, Period1GliderGun]<br>
May 2013: p20 [follows from p20 gun]<br>
1 Mar 2024: p15 dependent reflector [follows from p15 gun]<br>
29 Feb 2024: p16 dependent reflector [follows from p16 gun]<br>
21 Jul 2023: p41 independent reflector [May13, Tanner Jacobi with Nico Brown]<br>
21 Jul 2023: p41 dependent reflector [Nico Brown]<br>
8 Nov 2022: p23 dependent reflector [Matthias Merzenich, Noam Elkies with Mitchell Riley]<br>
6 Jul 2022: p34 reflector ['iNoMed', 'MAP bot', Mitchell Riley, Tanner Jacobi]<br>
12 Jan 2022: p38 reflector [vivi, David Raucci]<br>
24 Aug 2021: p18 reflector [Matthias Merzenich, David Raucci]<br>
1 Aug 2021: p21 reflector [follows from p21 gun]<br>
Oct 2018: p27 reflector [Matthias Merzenich, 'carybe', Noam Elkies]<br>
4 Apr 2018: p39 reflector [Arie Paap, Tanner Jacobi]<br>
28 Aug 2013: p29 independent reflector [Matthias Merzenich, Noam Elkies]<br>
25 Aug 2013: p29 dependent reflector [Matthias Merzenich, Noam Elkies]<br>
May 2013: p20 reflector [follows from p20 gun]<br>
Apr 2013: Independent reflector for all periods 43 and over [Mike Playle].
Apr 2013: Independent reflector for all periods 43 and over [Mike Playle].
Specifically: p43 and p53 (had nothing); p47 and p51 (had oscillators);
Specifically: p43 and p53 (had nothing); p47 and p51 (had oscillators);
Line 257: Line 294:


== Glider gun true-periods ==
== Glider gun true-periods ==
Note: Many of the links in this table lead to objects in [[Catagolue]]'s glider gun list rather than to another wiki page.
<table border=1 cellspacing=0 width=500>
<table border=1 cellspacing=0 width=500>


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<td bgcolor=#c0c0c0>13</td>
<td bgcolor=#c0c0c0>13</td>
<td bgcolor=#ffa0a0>14</td>
<td bgcolor=#ffa0a0>14</td>
<td bgcolor=#ffa0a0>15</td>
<td bgcolor=#80ff80><span class="plainlinks">[https://catagolue.hatsya.com/object/guntrue_15/b3s23 15]</span></td>
<td bgcolor=#ffa0a0>16</td>
<td bgcolor=#80ff80><span class="plainlinks">[https://catagolue.hatsya.com/object/guntrue_16/b3s23 16]</span></td>
<td bgcolor=#ffa0a0>17</td>
<td bgcolor=#ffa0a0>17</td>
<td bgcolor=#ffa0a0>18</td>
<td bgcolor=#ffa0a0>18</td>
<td bgcolor=#ffa0a0>19</td>
<td bgcolor=#ffa0a0>19</td>
<td bgcolor=#80ff80>20</td>
<td bgcolor=#80ff80><span class="plainlinks">[https://catagolue.hatsya.com/object/guntrue_20/b3s23 20]</span></td>
<td bgcolor=#ffa0a0>21</td>
<td bgcolor=#80ff80><span class="plainlinks">[https://catagolue.hatsya.com/object/guntrue_21/b3s23 21]</span></td>
<td bgcolor=#80ff80>22</td>
<td bgcolor=#80ff80><span class="plainlinks">[https://catagolue.hatsya.com/object/guntrue_22/b3s23 22]</span></td>
<td bgcolor=#ffa0a0>23</td>
<td bgcolor=#ffa0a0>23</td>
<td bgcolor=#80ff80>24</td>
<td bgcolor=#80ff80><span class="plainlinks">[https://catagolue.hatsya.com/object/guntrue_24/b3s23 24]</span></td>
</tr><tr>
</tr><tr>
<td bgcolor=#ffa0a0>25</td>
<td bgcolor=#80ff80><span class="plainlinks">[https://catagolue.hatsya.com/object/guntrue_25/b3s23 25]</span></td>
<td bgcolor=#ffa0a0>26</td>
<td bgcolor=#ffa0a0>26</td>
<td bgcolor=#ffa0a0>27</td>
<td bgcolor=#80ff80><span class="plainlinks">[https://catagolue.hatsya.com/object/guntrue_27/b3s23 27]</span></td>
<td bgcolor=#ffa0a0>28</td>
<td bgcolor=#80ff80><span class="plainlinks">[https://catagolue.hatsya.com/object/guntrue_28/b3s23 28]</span></td>
<td bgcolor=#ffa0a0>29</td>
<td bgcolor=#ffa0a0>29</td>
<td bgcolor=#80ff80>30</td>
<td bgcolor=#80ff80><span class="plainlinks">[https://catagolue.hatsya.com/object/guntrue_30/b3s23 30]</span></td>
<td bgcolor=#ffa0a0>31</td>
<td bgcolor=#ffa0a0>31</td>
<td bgcolor=#ffa0a0>32</td>
<td bgcolor=#80ff80><span class="plainlinks">[https://catagolue.hatsya.com/object/guntrue_32/b3s23 32]</span></td>
<td bgcolor=#ffa0a0>33</td>
<td bgcolor=#80ff80><span class="plainlinks">[https://catagolue.hatsya.com/object/guntrue_33/b3s23 33]</span></td>
<td bgcolor=#ffa0a0>34</td>
<td bgcolor=#80ff80><span class="plainlinks">[https://catagolue.hatsya.com/object/guntrue_34/b3s23 34]</span></td>
<td bgcolor=#ffa0a0>35</td>
<td bgcolor=#ffa0a0>35</td>
<td bgcolor=#80ff80>36</td>
<td bgcolor=#80ff80><span class="plainlinks">[https://catagolue.hatsya.com/object/guntrue_36/b3s23 36]</span></td>
</tr><tr>
</tr><tr>
<td bgcolor=#ffa0a0>37</td>
<td bgcolor=#80ff80><span class="plainlinks">[https://catagolue.hatsya.com/object/guntrue_37/b3s23 37]</span></td></td>
<td bgcolor=#ffa0a0>38</td>
<td bgcolor=#ffa0a0>38</td>
<td bgcolor=#ffa0a0>39</td>
<td bgcolor=#ffa0a0>39</td>
<td bgcolor=#80ff80>40</td>
<td bgcolor=#80ff80><span class="plainlinks">[https://catagolue.hatsya.com/object/guntrue_40/b3s23 40]</span></td>
<td bgcolor=#ffa0a0>41</td>
<td bgcolor=#80ff80><span class="plainlinks">[https://catagolue.hatsya.com/object/guntrue_41/b3s23 41]</span></td>
<td bgcolor=#ffa0a0>42</td>
<td bgcolor=#80ff80><span class="plainlinks">[https://catagolue.hatsya.com/object/guntrue_42/b3s23 42]</span></td>
<td bgcolor=#ffa0a0>43</td>
<td bgcolor=#80ff80><span class="plainlinks">[https://catagolue.hatsya.com/object/guntrue_43/b3s23 43]</span></td>
<td bgcolor=#80ff80>44</td>
<td bgcolor=#80ff80><span class="plainlinks">[https://catagolue.hatsya.com/object/guntrue_44/b3s23 44]</span></td>
<td bgcolor=#80ff80>45</td>
<td bgcolor=#80ff80><span class="plainlinks">[https://catagolue.hatsya.com/object/guntrue_45/b3s23 45]</span></td>
<td bgcolor=#80ff80>46</td>
<td bgcolor=#80ff80><span class="plainlinks">[https://catagolue.hatsya.com/object/guntrue_46/b3s23 46]</span></td>
<td bgcolor=#ffa0a0>47</td>
<td bgcolor=#ffa0a0>47</td>
<td bgcolor=#80ff80>48</td>
<td bgcolor=#80ff80><span class="plainlinks">[https://catagolue.hatsya.com/object/guntrue_48/b3s23 48]</span></td>
</tr><tr>
<td bgcolor=#80ff80><span class="plainlinks">[https://catagolue.hatsya.com/object/guntrue_49/b3s23 49]</span></td>
<td bgcolor=#80ff80><span class="plainlinks">[https://catagolue.hatsya.com/object/guntrue_50/b3s23 50]</span></td>
<td bgcolor=#80ff80><span class="plainlinks">[https://catagolue.hatsya.com/object/guntrue_51/b3s23 51]</span></td>
<td bgcolor=#80ff80><span class="plainlinks">[https://catagolue.hatsya.com/object/guntrue_52/b3s23 52]</span></td>
<td bgcolor=#80ff80><span class="plainlinks">[https://catagolue.hatsya.com/object/guntrue_53/b3s23 53]</span></td>
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<td bgcolor=#80ff80><span class="plainlinks">[https://catagolue.hatsya.com/object/guntrue_56/b3s23 56]</span></td>
<td bgcolor=#80ff80><span class="plainlinks">[https://catagolue.hatsya.com/object/guntrue_57/b3s23 57]</span></td>
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<td bgcolor=#80ff80><span class="plainlinks">[https://catagolue.hatsya.com/object/guntrue_59/b3s23 59]</span></td>
<td bgcolor=#80ff80><span class="plainlinks">[https://catagolue.hatsya.com/object/guntrue_60/b3s23 60]</span></td>
</tr><tr>
</tr><tr>
<td bgcolor=#ffa0a0>49</td>
<td bgcolor=#80ff80><span class="plainlinks">[https://catagolue.hatsya.com/object/guntrue_61/b3s23 61]</span></td>
<td bgcolor=#80ff80>50</td>
<td bgcolor=#80ff80><span class="plainlinks">[https://catagolue.hatsya.com/object/guntrue_62/b3s23 62]</span></td>
<td bgcolor=#ffa0a0>51</td>
<td bgcolor=#80ff80><span class="plainlinks">[https://catagolue.hatsya.com/object/guntrue_63/b3s23 63]</span></td>
<td bgcolor=#ffa0a0>52</td>
<td bgcolor=#80ff80><span class="plainlinks">[https://catagolue.hatsya.com/object/guntrue_64/b3s23 64]</span></td>
<td bgcolor=#ffa0a0>53</td>
<td bgcolor=#80ff80><span class="plainlinks">[https://catagolue.hatsya.com/object/guntrue_65/b3s23 65]</span></td>
<td bgcolor=#80ff80>54</td>
<td bgcolor=#80ff80><span class="plainlinks">[https://catagolue.hatsya.com/object/guntrue_66/b3s23 66]</span></td>
<td bgcolor=#80ff80>55</td>
<td bgcolor=#80ff80><span class="plainlinks">[https://catagolue.hatsya.com/object/guntrue_67/b3s23 67]</span></td>
<td bgcolor=#80ff80>56</td>
<td bgcolor=#80ff80><span class="plainlinks">[https://catagolue.hatsya.com/object/guntrue_68/b3s23 68]</span></td>
<td bgcolor=#80ff80>57</td>
<td bgcolor=#80ff80><span class="plainlinks">[https://catagolue.hatsya.com/object/guntrue_69/b3s23 69]</span></td>
<td bgcolor=#80ff80>58</td>
<td bgcolor=#80ff80><span class="plainlinks">[https://catagolue.hatsya.com/object/guntrue_70/b3s23 70]</span></td>
<td bgcolor=#80ff80>59</td>
<td bgcolor=#80ff80><span class="plainlinks">[https://catagolue.hatsya.com/object/guntrue_71/b3s23 71]</span></td>
<td bgcolor=#80ff80>60</td>
<td bgcolor=#80ff80><span class="plainlinks">[https://catagolue.hatsya.com/object/guntrue_72/b3s23 72]</span></td>
</tr><tr>
</tr><tr>
<td bgcolor=#80ff80>61</td>
<td bgcolor=#80ff80><span class="plainlinks">[https://catagolue.hatsya.com/object/guntrue_73/b3s23 73]</span></td>
<td bgcolor=#80ff80>62</td>
<td bgcolor=#80ff80><span class="plainlinks">[https://catagolue.hatsya.com/object/guntrue_74/b3s23 74]</span></td>
<td bgcolor=#80ff80>63</td>
<td bgcolor=#80ff80><span class="plainlinks">[https://catagolue.hatsya.com/object/guntrue_75/b3s23 75]</span></td>
<td bgcolor=#80ff80>64</td>
<td bgcolor=#80ff80><span class="plainlinks">[https://catagolue.hatsya.com/object/guntrue_76/b3s23 76]</span></td>
<td bgcolor=#80ff80>65</td>
<td bgcolor=#80ff80><span class="plainlinks">[https://catagolue.hatsya.com/object/guntrue_77/b3s23 77]</span></td>
<td bgcolor=#80ff80>66</td>
<td bgcolor=#80ff80><span class="plainlinks">[https://catagolue.hatsya.com/object/guntrue_78/b3s23 78]</span></td>
<td bgcolor=#80ff80>67</td>
<td bgcolor=#80ff80><span class="plainlinks">[https://catagolue.hatsya.com/object/guntrue_79/b3s23 79]</span></td>
<td bgcolor=#80ff80>68</td>
<td bgcolor=#80ff80 colspan=5></td>
<td bgcolor=#80ff80>69</td>
<td bgcolor=#80ff80>70</td>
<td bgcolor=#80ff80>71</td>
<td bgcolor=#80ff80>72</td>
</tr><tr>
</tr><tr>
<td bgcolor=#80ff80 colspan=12>All higher periods are known</td>
<td bgcolor=#80ff80 colspan=12><span class="plainlinks">[https://www.conwaylife.com/patterns/gun-p80+n.rle All higher periods are known]</span></td>
</tr>
</tr>
</table>
</table>


<small>'''Most recent discoveries:'''<br>
<small>'''Most recent discoveries:'''<br>
Apr 2016: p57 gun [Matthias Merzenich]<br>
1 Mar 2024: p15 gun [Period1GliderGun with Carson Cheng]<br>
Apr 2016: p58 gun ['thunk', Matthias Merzenich with Chris Cain]<br>
29 Feb 2024: p16 gun [Period1GliderGun with Nico Brown]<br>
Apr 2016: p61 gun [Luka Okanishi]<br>
22 Jan 2024: p53 gun [iNoMed, goldenratio]<br>
May 2013: p20 gun [Matthias Merzenich with Noam Elkies]<br>
22 Jul 2023: p41 gun [iNoMed, Matthias Merzenich, May13, David Raucci with Nico Brown]<br>
Mar 2013: p40 gun [Matthias Merzenich with Jason Summers, Adam P. Goucher]<br>
17 Nov 2022: p34 gun [Nico Brown]<br>
7 Nov 2022: p25 gun [Mitchell Riley]<br>
11 Sep 2022: p43 gun [Nico Brown]<br>
24 Jun 2022: p37 gun [iNoMed, goldenratio, Luke Kiernan]<br>
29 Jan 2022: p27 gun [David Raucci, goldenratio]<br>
28 Nov 2021: p49 and p51 guns [Tanner Jacobi (p49), Luka Okanishi (p51), wwei23, hotcrystal0 (base mechanism)]<br>
9 Sep 2021: p32 gun [Matthias Merzenich, David Raucci with 'praosylen', wwei23, Noam Elkies]<br>
1 Aug 2021: p21 gun and related p42 gun [Tanner Jacobi, David Raucci]<br>
15 Dec 2020: p28 gun [Matthias Merzenich, Paul Callahan]<br>
2 Oct 2018: p33 gun [Arie Paap, Matthias Merzenich with Jason Summers]<br>
26 Sep 2018: p52 gun [Dave Greene, Matthias Merzenich, Chris Cain, Adam P. Goucher with Tanner Jacobi, Luka Okanishi, Louis-François Handfield]<br>
15 Apr 2016: p57 gun [Matthias Merzenich]<br>
14 Apr 2016: p58 gun [Maia Karpovich, Matthias Merzenich with Chris Cain]<br>
13 Apr 2016: p61 gun [Luka Okanishi]<br>
13 May 2013: p20 gun [Matthias Merzenich with Noam Elkies]<br>
18 Mar 2013: p40 gun [Adam P. Goucher, Matthias Merzenich with Jason Summers]<br>
Apr 2010: p45 gun [Matthias Merzenich]<br>
Apr 2010: p45 gun [Matthias Merzenich]<br>
Dec 2009: p59 gun [Adam P. Goucher with Jason Summers]<br>
Dec 2009: p59 gun [Adam P. Goucher with Jason Summers]<br>
Line 355: Line 418:
29 Jan 1998: p56 gun [Dietrich Leithner, Noam Elkies with David Buckingham]<br>
29 Jan 1998: p56 gun [Dietrich Leithner, Noam Elkies with David Buckingham]<br>
26 Jan 1998: p54 gun [Dietrich Leithner with David Buckingham, Noam Elkies]<br>
26 Jan 1998: p54 gun [Dietrich Leithner with David Buckingham, Noam Elkies]<br>
Jun 1997: p24 gun, and related p48 gun [Noam Elkies]<br>
Jun 1997: p24 gun and related p48 gun [Noam Elkies]<br>
13 Oct 1996: p50 gun [Dean Hickerson with Noam Elkies, David Buckingham]<br>
13 Oct 1996: p50 gun [Dean Hickerson with Noam Elkies, David Buckingham]<br>
12 Oct 1996: Herschel track method of constructing any period 62 or
12 Oct 1996: Herschel track method of constructing any period 62 or
Line 386: Line 449:
</tr><tr>
</tr><tr>
<td bgcolor=#80ff80>16</td>
<td bgcolor=#80ff80>16</td>
<td bgcolor=#ffa0a0>16</td>
<td bgcolor=#80ff80>16</td>
<td bgcolor=#ffa0a0>16</td>
<td bgcolor=#80ff80>16</td>
<td bgcolor=#c0c0c0>16</td>
<td bgcolor=#c0c0c0>16</td>
</tr><tr>
</tr><tr>
<td bgcolor=#80ff80>17</td>
<td bgcolor=#80ff80>17</td>
<td bgcolor=#ffa0a0>17</td>
<td bgcolor=#80ff80>17</td>
<td bgcolor=#ffa0a0>17</td>
<td bgcolor=#80ff80>17</td>
<td bgcolor=#c0c0c0>17</td>
<td bgcolor=#c0c0c0>17</td>
</tr><tr>
</tr><tr>
<td bgcolor=#80ff80>18</td>
<td bgcolor=#80ff80>18</td>
<td bgcolor=#ffa0a0>18</td>
<td bgcolor=#80ff80>18</td>
<td bgcolor=#ffa0a0>18</td>
<td bgcolor=#80ff80>18</td>
<td bgcolor=#ffa0a0>18</td>
<td bgcolor=#80ff80>18</td>
</tr><tr>
</tr><tr>
<td bgcolor=#80ff80>19</td>
<td bgcolor=#80ff80>19</td>
<td bgcolor=#ffa0a0>19</td>
<td bgcolor=#80ff80>19</td>
<td bgcolor=#ffa0a0>19</td>
<td bgcolor=#80ff80>19</td>
<td bgcolor=#ffa0a0>19</td>
<td bgcolor=#80ff80>19</td>
</tr><tr>
</tr><tr>
<td bgcolor=#80ff80>20</td>
<td bgcolor=#80ff80>20</td>
<td bgcolor=#ffa0a0>20</td>
<td bgcolor=#80ff80>20</td>
<td bgcolor=#ffa0a0>20</td>
<td bgcolor=#80ff80>20</td>
<td bgcolor=#ffa0a0>20</td>
<td bgcolor=#80ff80>20</td>
</tr><tr>
</tr><tr>
<td bgcolor=#80ff80>21</td>
<td bgcolor=#80ff80>21</td>
<td bgcolor=#ffa0a0>21</td>
<td bgcolor=#80ff80>21</td>
<td bgcolor=#ffa0a0>21</td>
<td bgcolor=#80ff80>21</td>
<td bgcolor=#ffa0a0>21</td>
<td bgcolor=#80ff80>21</td>
</tr><tr>
</tr><tr>
<td bgcolor=#80ff80>22</td>
<td bgcolor=#80ff80>22</td>
Line 429: Line 492:
</table>
</table>


==Velocities of spaceships and related objects==
== Velocities of spaceships ==
Velocity is the combination of speed and slope (direction).
Blue indicates this is the smallest known of that simplified displacement. Green indicates this displacement is known, but is not the smallest of said displacement. Grey indicates this displacement is impossible in Life. Yellow indicates this displacement is only known for an engineered or universally constructing spaceships. Purple indicates this is the smallest known of that unsimplified displacement. Red indicates unknown velocities.
{| class="wikitable" style="margin-left:auto;margin-right:auto;"
|- align=center valign=center
!
! c/
! 2c/
! 3c/
! 4c/
! 5c/
! 6c/
! 7c/
! 8c/
! 9c/
! 17c/
! 28c/
! 31c/
|- align=center valign=center
! 1
| style="background-color:#eeeeee" colspan="12" | Impossible
|- align=center valign=center
! 2
| style="background-color:#edd2ff;" | [[64P2H1V0|(1,0)]]
| style="background-color:#eeeeee" colspan="11" rowspan="2" |
|- align=center valign=center
! 3
| style="background-color:#dfdfff;" | [[25P3H1V0.2|(1,0)]]
|- align=center valign=center
! rowspan="2" | 4
| style="background-color:#dfdfff;" | [[37P4H1V0|(1,0)]]
| style="background-color:#dfdfff;" | ''[[lightweight spaceship|(2,0)]]''
| style="background-color:#eeeeee" colspan="10" |
|- align=center valign=center
| style="background-color:#dfdfff;" | [[glider|(1,1)]]
| style="background-color:#eeeeee" colspan="11" |
|- align=center valign=center
! rowspan="2" | 5
| style="background-color:#dfdfff;" | [[spider|(1,0)]]
| style="background-color:#dfdfff;" | [[30P5H2V0|(2,0)]]
| style="background-color:#eeeeee" colspan="10" |
|- align=center valign=center
| style="background-color:#dfdfff;" | [[58P5H1V1|(1,1)]]
| style="background-color:#eeeeee" colspan="11" |
|- align=center valign=center
! rowspan="3" | 6
| style="background-color:#dfdfff;" | [[56P6H1V0|(1,0)]]
| style="background-color:#c6efce;" | ''(2,0)''
| style="background-color:#c6efce;" | ''(3,0)''
| style="background-color:#eeeeee" colspan="9" |
|- align=center valign=center
| style="background-color:#dfdfff;" | [[77P6H1V1|(1,1)]]
| style="background-color:#eeeeee" colspan="11" rowspan="2" |
|- align=center valign=center
| style="background-color:#dfdfff;" | [[Sir Robin|(2,1)]]
|- align=center valign=center
! rowspan="3" | 7
| style="background-color:#dfdfff;" | [[loafer|(1,0)]]
| style="background-color:#dfdfff;" | [[weekender|(2,0)]]
| style="background-color:#dfdfff;" | [[spaghetti monster|(3,0)]]
| style="background-color:#eeeeee" colspan="9" |
|- align=center valign=center
| style="background-color:#dfdfff;" | [[Lobster (spaceship)|(1,1)]]
| style="background-color:#eeeeee" colspan="11" rowspan="2" |
|- align=center valign=center
| style="background-color:#ffc7ce;" | (2,1)
|- align=center valign=center
! rowspan="4" | 8
| style="background-color:#ffffdd;" | (1,0)
| style="background-color:#c6efce;" | ''(2,0)''
| style="background-color:#ffc7ce;" | (3,0)
| style="background-color:#c6efce;" | ''(4,0)''
| style="background-color:#eeeeee" colspan="8" |
|- align=center valign=center
| style="background-color:#dfdfff;" | [[Walrus|(1,1)]]
| style="background-color:#c6efce;" | ''(2,2)''
| style="background-color:#eeeeee" colspan="10" |
|- align=center valign=center
| style="background-color:#ffc7ce;" | (2,1)
| style="background-color:#eeeeee" colspan="11" rowspan="2" |
|- align=center valign=center
| style="background-color:#ffc7ce;" | (3,1)
|- align=center valign=center
! rowspan="4" | 9
| style="background-color:#ffffdd;" | (1,0)
| style="background-color:#ffc7ce;" | (2,0)
| style="background-color:#c6efce;" | ''(3,0)''
| style="background-color:#ffc7ce;" | (4,0)
| style="background-color:#eeeeee" colspan="8" |
|- align=center valign=center
| style="background-color:#ffc7ce;" | (1,1)
| style="background-color:#ffc7ce;" | (2,2)
| style="background-color:#eeeeee" colspan="10" |
|- align=center valign=center
| style="background-color:#ffc7ce;" | (2,1)
| style="background-color:#eeeeee" colspan="11" rowspan="2" |
|- align=center valign=center
| style="background-color:#ffc7ce;" | (3,1)
|- align=center valign=center
! rowspan="6" | 10
| style="background-color:#dfdfff;" | [[copperhead|(1,0)]]
| style="background-color:#c6efce;" | ''(2,0)''
| style="background-color:#ffc7ce;" | (3,0)
| style="background-color:#c6efce;" | ''(4,0)''
| style="background-color:#c6efce;" | ''(5,0)''
| style="background-color:#eeeeee" colspan="7" |
|- align=center valign=center
| style="background-color:#ffc7ce;" | (1,1)
| style="background-color:#ffffdd;" | ''(2,2)''
| style="background-color:#eeeeee" colspan="10" |
|- align=center valign=center
| style="background-color:#ffc7ce;" | (2,1)
| style="background-color:#eeeeee" colspan="11" rowspan="4" |
|- align=center valign=center
| style="background-color:#ffc7ce;" | (3,1)
|- align=center valign=center
| style="background-color:#ffc7ce;" | (4,1)
|- align=center valign=center
| style="background-color:#ffc7ce;" | (3,2)
|- align=center valign=center
! rowspan="6" | 11
| style="background-color:#ffffdd;" | (1,0)
| style="background-color:#ffc7ce;" | (2,0)
| style="background-color:#ffc7ce;" | (3,0)
| style="background-color:#ffc7ce;" | (4,0)
| style="background-color:#ffc7ce;" | (5,0)
| style="background-color:#eeeeee" colspan="7" |
|- align=center valign=center
| style="background-color:#ffc7ce;" | (1,1)
| style="background-color:#ffc7ce;" | (2,2)
| style="background-color:#eeeeee" colspan="10" |
|- align=center valign=center
| style="background-color:#ffc7ce;" | (2,1)
| style="background-color:#eeeeee" colspan="11" rowspan="4" |
|- align=center valign=center
| style="background-color:#ffc7ce;" | (3,1)
|- align=center valign=center
| style="background-color:#ffc7ce;" | (4,1)
|- align=center valign=center
| style="background-color:#ffc7ce;" | (3,2)
|- align=center valign=center
! rowspan="7" | 12
| style="background-color:#ffffdd;" | (1,0)
| style="background-color:#ffffdd;" | ''(2,0)''
| style="background-color:#c6efce;" | ''(3,0)''
| style="background-color:#c6efce;" | ''(4,0)''
| style="background-color:#ffc7ce;" | (5,0)
| style="background-color:#c6efce;" | ''(6,0)''
| style="background-color:#eeeeee" colspan="6" |
|- align=center valign=center
| style="background-color:#ffffdd;" | (1,1)
| style="background-color:#ffffdd;" | ''(2,2)''
| style="background-color:#c6efce;" | ''(3,3)''
| style="background-color:#eeeeee" colspan="9" |
|- align=center valign=center
| style="background-color:#ffc7ce;" | (2,1)
| style="background-color:#ffc7ce;" | ''(4,2)''
| style="background-color:#eeeeee" colspan="10" |
|- align=center valign=center
| style="background-color:#ffc7ce;" | (3,1)
| style="background-color:#eeeeee" colspan="11" rowspan="4" |
|- align=center valign=center
| style="background-color:#ffc7ce;" | (4,1)
|- align=center valign=center
| style="background-color:#ffc7ce;" | (5,1)
|- align=center valign=center
| style="background-color:#ffc7ce;" | (3,2)
|- align=center valign=center
! rowspan="7" | 13
| style="background-color:#ffffdd;" | (1,0)
| style="background-color:#ffc7ce;" | (2,0)
| style="background-color:#ffc7ce;" | (3,0)
| style="background-color:#ffc7ce;" | (4,0)
| style="background-color:#ffc7ce;" | (5,0)
| style="background-color:#ffc7ce;" | (6,0)
| style="background-color:#eeeeee" colspan="6" |
|- align=center valign=center
| style="background-color:#ffc7ce;" | (1,1)
| style="background-color:#ffc7ce;" | (2,2)
| style="background-color:#ffc7ce;" | (3,3)
| style="background-color:#eeeeee" colspan="9" |
|- align=center valign=center
| style="background-color:#ffc7ce;" | (2,1)
| style="background-color:#ffc7ce;" | (4,2)
| style="background-color:#eeeeee" colspan="10" |
|- align=center valign=center
| style="background-color:#ffc7ce;" | (3,1)
| style="background-color:#eeeeee" colspan="11" rowspan="4" |
|- align=center valign=center
| style="background-color:#ffc7ce;" | (4,1)
|- align=center valign=center
| style="background-color:#ffc7ce;" | (5,1)
|- align=center valign=center
| style="background-color:#ffc7ce;" | (3,2)
|- align=center valign=center
|}
 
=== Possible velocities ===
{| class="wikitable" style="margin-left:auto;margin-right:auto;"
|- align=center valign=center
! colspan="25" | orthogonal
|- align=center valign=center
! c/
| style="background-color:#ffc7ce" | 1
| style="background-color:#88ee99" | [[64P2H1V0|2]]
| style="background-color:#88ee99" | [[25P3H1V0.2|3]]
| style="background-color:#88ee99" | [[37P4H1V0|4]]
| style="background-color:#88ee99" | [[spider|5]]
| style="background-color:#88ee99" | [[56P6H1V0|6]]
| style="background-color:#88ee99" | [[loafer|7]]
| style="background-color:#ddddbb" | 8
| style="background-color:#ddddbb" | 9
| style="background-color:#88ee99" | [[copperhead|10]]
| style="background-color:#ddddbb" | 11
| style="background-color:#ddddbb" | 12
| style="background-color:#ddddbb" | 13
| style="background-color:#ddddbb" | 14
| style="background-color:#ddddbb" | 15
| style="background-color:#ddddbb" | 16
| style="background-color:#ddddbb" | 17
| style="background-color:#ddddbb" | 18
| style="background-color:#ddddbb" | 19
| style="background-color:#ddddbb" | 20
| style="background-color:#ddddbb" | 21
| style="background-color:#ddddbb" | 22
| style="background-color:#ddddbb" | 23
| style="background-color:#ddddbb" | 24
|- align=center valign=center
! 2c/
| style="background-color:#ffc7ce" | 1
| style="background-color:#ffc7ce" | 2
| style="background-color:#ffc7ce" | 3
| style="background-color:#c6efce" | [[lightweight spaceship|4]]
| style="background-color:#c6efce" | [[30P5H2V0|5]]
| style="background-color:#c6efce" | 6
| style="background-color:#c6efce" | [[weekender|7]]
| style="background-color:#c6efce" | 8
| style="background-color:#ffffdd" | 9
| style="background-color:#c6efce" | 10
| style="background-color:#ffffdd" | 11
| style="background-color:#c6efce" | 12
| style="background-color:#ffffdd" | 13
| style="background-color:#ffffdd" | 14
| style="background-color:#ffffdd" | 15
| style="background-color:#ffffdd" | 16
| style="background-color:#ffffdd" | 17
| style="background-color:#ffffdd" | 18
| style="background-color:#ffffdd" | 19
| style="background-color:#c6efce" | 20
| style="background-color:#ffffdd" | 21
| style="background-color:#ffffdd" | 22
| style="background-color:#ffffdd" | 23
| style="background-color:#ffffdd" | 24
|- align=center valign=center
! 3c/
| style="background-color:#ffc7ce" | 1
| style="background-color:#ffc7ce" | 2
| style="background-color:#ffc7ce" | 3
| style="background-color:#ffc7ce" | 4
| style="background-color:#ffc7ce" | 5
| style="background-color:#c6efce" | 6
| style="background-color:#c6efce" | [[spaghetti monster|7]]
| style="background-color:#ffffdd" | 8
| style="background-color:#c6efce" | 9
| style="background-color:#ffffdd" | 10
| style="background-color:#ffffdd" | 11
| style="background-color:#c6efce" | 12
| style="background-color:#ffffdd" | 13
| style="background-color:#ffffdd" | 14
| style="background-color:#c6efce" | 15
| style="background-color:#ffffdd" | 16
| style="background-color:#ffffdd" | 17
| style="background-color:#c6efce" | 18
| style="background-color:#ffffdd" | 19
| style="background-color:#ffffdd" | 20
| style="background-color:#ffffdd" | 21
| style="background-color:#ffffdd" | 22
| style="background-color:#ffffdd" | 23
| style="background-color:#ffffdd" | 24
|- align=center valign=center
|}
 
== Velocities of general moving objects ==
Velocity is the combination of speed and [[slope]] (direction).


In this section, velocity is in the form (X,Y)c/P, where X&gt;=Y, and
In this section, velocity is in the form (X,Y)c/P, where X&gt;=Y, and
Line 459: Line 803:
<tr><th>Velocity</th><th>Spaceship?</th>
<tr><th>Velocity</th><th>Spaceship?</th>
<th>Puffer?</th><th>Versatile<br>puffer?</th><th>Wick-<br>stretcher?</th><th>Gun?</th></tr>
<th>Puffer?</th><th>Versatile<br>puffer?</th><th>Wick-<br>stretcher?</th><th>Gun?</th></tr>
<tr><td>(1,0)c/2</td><td bgcolor=#80ff80>Yes</td><td bgcolor=#80ff80>Yes</td><td bgcolor=#80ff80>Yes</td><td bgcolor="#80ff80">Yes</td><td bgcolor=#80ff80>Yes</td></tr>
<tr><td>(1,0)c/2</td><td bgcolor=#80ff80>Yes</td><td bgcolor=#80ff80>Yes</td><td bgcolor=#80ff80>Yes</td><td bgcolor=#80ff80>Yes</td><td bgcolor=#80ff80>Yes</td></tr>
<tr><td>(1,0)c/3</td><td bgcolor=#80ff80>Yes</td><td bgcolor=#80ff80>Yes</td><td bgcolor=#80ff80>Yes</td><td bgcolor=#ffa0a0>No</td><td bgcolor=#80ff80>Yes</td></tr>
<tr><td>(1,0)c/3</td><td bgcolor=#80ff80>Yes</td><td bgcolor=#80ff80>Yes</td><td bgcolor=#80ff80>Yes</td><td bgcolor=#80ff80>Yes</td><td bgcolor=#80ff80>Yes</td></tr>
<tr><td>(1,0)c/4</td><td bgcolor=#80ff80>Yes</td><td bgcolor=#80ff80>Yes</td><td bgcolor=#80ff80>Yes</td><td bgcolor=#80ff80>Yes</td><td bgcolor=#ffa0a0>No</td></tr>
<tr><td>(1,0)c/4</td><td bgcolor=#80ff80>Yes</td><td bgcolor=#80ff80>Yes</td><td bgcolor=#80ff80>Yes</td><td bgcolor=#80ff80>Yes</td><td bgcolor=#80ff80>Yes</td></tr>
<tr><td>(1,1)c/4</td><td bgcolor=#80ff80>Yes</td><td bgcolor=#80ff80>Yes</td><td bgcolor=#80ff80>Yes</td><td bgcolor=#80ff80>Yes</td><td bgcolor=#80ff80>Yes</td></tr>
<tr><td>(1,1)c/4</td><td bgcolor=#80ff80>Yes</td><td bgcolor=#80ff80>Yes</td><td bgcolor=#80ff80>Yes</td><td bgcolor=#80ff80>Yes</td><td bgcolor=#80ff80>Yes</td></tr>
<tr><td>(1,0)c/5</td><td bgcolor=#80ff80>Yes</td><td bgcolor=#80ff80>Yes</td><td bgcolor=#80ff80>Yes</td><td bgcolor=#80ff80>Yes</td><td bgcolor=#ffa0a0>No</td></tr>
<tr><td>(1,0)c/5</td><td bgcolor=#80ff80>Yes</td><td bgcolor=#80ff80>Yes</td><td bgcolor=#80ff80>Yes</td><td bgcolor=#80ff80>Yes</td><td bgcolor=#80ff80>Yes</td></tr>
<tr><td>(2,0)c/5</td><td bgcolor=#80ff80>Yes</td><td bgcolor=#80ff80>Yes</td><td bgcolor=#80ff80>Yes</td><td bgcolor=#ffa0a0>No</td><td bgcolor="#80ff80">Yes</td></tr>
<tr><td>(2,0)c/5</td><td bgcolor=#80ff80>Yes</td><td bgcolor=#80ff80>Yes</td><td bgcolor=#80ff80>Yes</td><td bgcolor=#80ff80>Yes</td><td bgcolor=#80ff80>Yes</td></tr>
<tr><td>(1,1)c/5</td><td bgcolor=#80ff80>Yes</td><td bgcolor=#80ff80>Yes</td><td bgcolor=#80ff80>Yes</td><td bgcolor=#80ff80>Yes</td><td bgcolor=#ffa0a0>No</td></tr>
<tr><td>(1,1)c/5</td><td bgcolor=#80ff80>Yes</td><td bgcolor=#80ff80>Yes</td><td bgcolor=#80ff80>Yes</td><td bgcolor=#80ff80>Yes</td><td bgcolor=#80ff80>Yes</td></tr>
<tr><td>(1,0)c/6</td><td bgcolor=#80ff80>Yes</td><td bgcolor=#80ff80>Yes</td><td bgcolor=#ffa0a0>No</td><td bgcolor=#ffa0a0>No</td><td bgcolor=#ffa0a0>No</td></tr>
<tr><td>(1,0)c/6</td><td bgcolor=#80ff80>Yes</td><td bgcolor=#80ff80>Yes</td><td bgcolor=#80ff80>Yes</td><td bgcolor=#ffa0a0>No</td><td bgcolor=#80ff80>Yes</td></tr>
<tr><td>(2,1)c/6</td><td bgcolor=#80ff80>Yes</td><td bgcolor=#ffa0a0>No</td><td bgcolor=#ffa0a0>--</td><td bgcolor=#ffa0a0>No</td><td bgcolor=#ffa0a0>--</td></tr>
<tr><td>(2,1)c/6</td><td bgcolor=#80ff80>Yes</td><td bgcolor=#80ff80>Yes</td><td bgcolor=#80ff80>Yes</td><td bgcolor=#ffa0a0>No</td><td bgcolor=#ffa0a0>No</td></tr>
<tr><td>(1,1)c/6</td><td bgcolor=#80ff80>Yes</td><td bgcolor=#ffa0a0>No</td><td bgcolor=#ffa0a0>--</td><td bgcolor=#ffa0a0>No</td><td bgcolor=#ffa0a0>No</td></tr>
<tr><td>(1,1)c/6</td><td bgcolor=#80ff80>Yes</td><td bgcolor=#ffa0a0>No</td><td bgcolor=#ffa0a0>--</td><td bgcolor=#80ff80>Yes</td><td bgcolor=#ffff80>Yes</td></tr>
<tr><td>(1,0)c/7</td><td bgcolor=#80ff80>Yes</td><td bgcolor=#80ff80>Yes</td><td bgcolor=#80ff80>Yes</td><td bgcolor=#ffa0a0>No</td><td bgcolor=#80ff80>Yes</td></tr>
<tr><td>(1,0)c/7</td><td bgcolor=#80ff80>Yes</td><td bgcolor=#80ff80>Yes</td><td bgcolor=#80ff80>Yes</td><td bgcolor=#ffa0a0>No</td><td bgcolor=#80ff80>Yes</td></tr>
<tr><td>(2,0)c/7</td><td bgcolor=#80ff80>Yes</td><td bgcolor=#80ff80>Yes</td><td bgcolor=#80ff80>Yes</td><td bgcolor=#ffa0a0>No</td><td bgcolor=#80ff80>Yes</td></tr>
<tr><td>(2,0)c/7</td><td bgcolor=#80ff80>Yes</td><td bgcolor=#80ff80>Yes</td><td bgcolor=#80ff80>Yes</td><td bgcolor=#ffa0a0>No</td><td bgcolor=#80ff80>Yes</td></tr>
<tr><td>(3,0)c/7</td><td bgcolor=#80ff80>Yes</td><td bgcolor=#80ff80>Yes</td><td bgcolor=#ffa0a0>No</td><td bgcolor=#ffa0a0>No</td><td bgcolor=#ffa0a0>No</td></tr>
<tr><td>(3,0)c/7</td><td bgcolor=#80ff80>Yes</td><td bgcolor=#80ff80>Yes</td><td bgcolor=#80ff80>Yes</td><td bgcolor=#ffa0a0>No</td><td bgcolor=#ffa0a0>No</td></tr>
<tr><td>(2,1)c/7</td><td bgcolor=#ffa0a0>No</td><td bgcolor=#ffa0a0>No</td><td bgcolor=#ffa0a0>--</td><td bgcolor=#ffa0a0>No</td><td bgcolor=#ffa0a0>--</td></tr>
<tr><td>(2,1)c/7</td><td bgcolor=#ffa0a0>No</td><td bgcolor=#ffa0a0>No</td><td bgcolor=#ffa0a0>--</td><td bgcolor=#ffa0a0>No</td><td bgcolor=#ffa0a0>--</td></tr>
<tr><td>(1,1)c/7</td><td bgcolor=#80ff80>Yes</td><td bgcolor=#ffa0a0>No</td><td bgcolor=#ffa0a0>--</td><td bgcolor=#ffa0a0>No</td><td bgcolor=#ffa0a0>No</td></tr>
<tr><td>(1,1)c/7</td><td bgcolor=#80ff80>Yes</td><td bgcolor=#ffa0a0>No</td><td bgcolor=#ffa0a0>--</td><td bgcolor=#ffa0a0>No</td><td bgcolor=#ffa0a0>No</td></tr>
<tr><td>(1,0)c/8</td><td bgcolor=#80ff80>Yes</td><td bgcolor=#80ff80>Yes</td><td bgcolor=#80ff80>Yes</td><td bgcolor=#ffa0a0>No</td><td bgcolor=#ffa0a0>No</td></tr>
<tr><td>(1,0)c/8</td><td bgcolor=#80ff80>Yes</td><td bgcolor=#80ff80>Yes</td><td bgcolor=#80ff80>Yes</td><td bgcolor=#ffa0a0>No</td><td bgcolor=#ffa0a0>No</td></tr>
<tr><td>(3,0)c/8</td><td bgcolor=#ffa0a0>No</td><td bgcolor=#ffa0a0>No</td><td bgcolor=#ffa0a0>--</td><td bgcolor=#ffa0a0>No</td><td bgcolor=#ffa0a0>--</td></tr>
<tr><td>(3,0)c/8</td><td bgcolor=#80ff80>Yes</td><td bgcolor=#ffa0a0>No</td><td bgcolor=#ffa0a0>--</td><td bgcolor=#ffa0a0>No</td><td bgcolor=#ffa0a0>No</td></tr>
<tr><td>(3,1)c/8</td><td bgcolor=#ffa0a0>No</td><td bgcolor=#ffa0a0>No</td><td bgcolor=#ffa0a0>--</td><td bgcolor=#ffa0a0>No</td><td bgcolor=#ffa0a0>--</td></tr>
<tr><td>(3,1)c/8</td><td bgcolor=#ffa0a0>No</td><td bgcolor=#ffa0a0>No</td><td bgcolor=#ffa0a0>--</td><td bgcolor=#ffa0a0>No</td><td bgcolor=#ffa0a0>--</td></tr>
<tr><td>(2,1)c/8</td><td bgcolor=#ffa0a0>No</td><td bgcolor=#ffa0a0>No</td><td bgcolor=#ffa0a0>--</td><td bgcolor=#ffa0a0>No</td><td bgcolor=#ffa0a0>--</td></tr>
<tr><td>(2,1)c/8</td><td bgcolor=#ffa0a0>No</td><td bgcolor=#ffa0a0>No</td><td bgcolor=#ffa0a0>--</td><td bgcolor=#ffa0a0>No</td><td bgcolor=#ffa0a0>--</td></tr>
<tr><td>(1,1)c/8</td><td bgcolor=#ffa0a0>No</td><td bgcolor=#ffa0a0>No</td><td bgcolor=#ffa0a0>--</td><td bgcolor=#ffa0a0>No</td><td bgcolor=#ffa0a0>--</td></tr>
<tr><td>(1,1)c/8</td><td bgcolor=#80ff80>Yes</td><td bgcolor=#ffa0a0>No</td><td bgcolor=#ffa0a0>--</td><td bgcolor=#ffa0a0>No</td><td bgcolor=#ffa0a0>No</td></tr>
<tr><td>(1,0)c/10</td><td bgcolor=#80ff80>Yes</td><td bgcolor=#80ff80>Yes</td><td bgcolor=#80ff80>Yes</td><td bgcolor=#ffa0a0>No</td><td bgcolor=#80ff80>Yes</td></tr>
<tr><td>(1,0)c/10</td><td bgcolor=#80ff80>Yes</td><td bgcolor=#80ff80>Yes</td><td bgcolor=#80ff80>Yes</td><td bgcolor=#ffa0a0>No</td><td bgcolor=#80ff80>Yes</td></tr>
<tr><td>(1,1)c/12</td><td bgcolor=#80ff80>Yes</td><td bgcolor=#80ff80>Yes</td><td bgcolor=#80ff80>Yes</td><td bgcolor=#ffff80>Yes</td><td bgcolor=#80ff80>Yes</td></tr>
<tr><td>(1,1)c/12</td><td bgcolor=#80ff80>Yes</td><td bgcolor=#80ff80>Yes</td><td bgcolor=#80ff80>Yes</td><td bgcolor=#ffff80>Yes</td><td bgcolor=#80ff80>Yes</td></tr>
<tr><td>(17,0)c/45</td><td bgcolor="#80ff80">Yes</td><td bgcolor="#80ff80">Yes</td><td bgcolor="#80ff80">Yes</td><td bgcolor="#ffa0a0">No</td><td bgcolor="#ffa0a0">No</td></tr>
<tr><td>(17,0)c/45</td><td bgcolor=#80ff80>Yes</td><td bgcolor=#80ff80>Yes</td><td bgcolor=#80ff80>Yes</td><td bgcolor=#ffa0a0>No</td><td bgcolor=#ffa0a0>No</td></tr>
<tr><td>(23,5)c/79</td><td bgcolor="#80ff80">Yes</td><td bgcolor="#80ff80">Yes</td><td bgcolor="#80ff80">Yes</td><td bgcolor="#ffa0a0">No</td><td bgcolor="#ffa0a0">No</td></tr>
<tr><td>(23,5)c/79</td><td bgcolor=#80ff80>Yes</td><td bgcolor=#80ff80>Yes</td><td bgcolor=#80ff80>Yes</td><td bgcolor=#ffa0a0>No</td><td bgcolor=#ffa0a0>No</td></tr>
<tr><td>(31,0)c/240</td><td bgcolor="#80ff80">Yes</td><td bgcolor="#80ff80">Yes</td><td bgcolor="#80ff80">Yes</td><td bgcolor="#ffa0a0">No</td><td bgcolor="#ffa0a0">No</td></tr>
<tr><td>(31,0)c/240</td><td bgcolor=#80ff80>Yes</td><td bgcolor=#80ff80>Yes</td><td bgcolor=#80ff80>Yes</td><td bgcolor=#ffa0a0>No</td><td bgcolor=#ffa0a0>No</td></tr>


<tr><td>Other</td><td colspan=5>
<tr><td>Other</td><td colspan=5>
Line 493: Line 837:


<small>'''Most recent discoveries (new velocities):'''<br>
<small>'''Most recent discoveries (new velocities):'''<br>
Mar 2018: [[:Category:Spaceships_with_speed_(2,1)c/6|(2,1)c/6]] spaceship [Adam P. Goucher, Tomas Rokicki, Josh Ball]<br>
Apr 2022: [[Speed Orthogonoid|all orthogonal speeds below c/2]] [Goldtiger997]<br>
18 Sep 2020: [[Speed Demonoid|c/8 diagonal]] spaceship [Pavel Grankovskiy, Dave Greene]<br>
Mar 2018: [[(2,1)c/6]] spaceship [Adam P. Goucher, Tomas Rokicki, Josh Ball]<br>
Jun 2016: [[3c/7 orthogonal]] spaceship [Tim Coe]<br>
Jun 2016: [[3c/7 orthogonal]] spaceship [Tim Coe]<br>
Apr 2016: [[c/8 orthogonal]] spaceship [Michael Simkin with David Bell, Alexey Nigin]<br>
Apr 2016: [[c/8 orthogonal]] spaceship [Michael Simkin with David Bell, Alexey Nigin]<br>
Line 515: Line 861:
<small>
<small>
'''Most recent discoveries (other):'''<br>
'''Most recent discoveries (other):'''<br>
28 Jan 2024: c/6 diagonal spaceship synthesis [Goldtiger997]<br>
11 Aug 2023: c/3 orthogonal wickstretcher [Keith Amling]<br>
23 Apr 2023: 2c/5 orthogonal wickstretcher [Matthias Merzenich, Keith Amling]<br>
10 Apr 2023: c/6 diagonal wickstretcher [Frank Everdij]<br>
17 Nov 2021: versatile c/6 orthogonal puffer ['May13' with 'iNoMed', Matthias Merzenich]<br>
May 2021: [[(2,1)c/6]] puffer [Adam P. Goucher] and versatile puffer ['May13', Adam P. Goucher]<br>
3 Jan 2021: versatile 3c/7 orthogonal puffer [Matthias Merzenich, 'bubblegum', 'iNoMed' with Dylan Chen, Tim Coe]<br>
Dec 2020: c/6 orthogonal spaceship gun [wwei23]<br>
May 2020: c/5 diagonal spaceship gun [Entity Valkyrie]<br>
Apr 2020: c/5 diagonal spaceship synthesis [Goldtiger997, Tanner Jacobi, BlinkerSpawn, Adam P. Goucher with Matthias Merzenich]<br>
Mar 2020: c/6 orthogonal spaceship synthesis [Goldtiger997, Tanner Jacobi, AforAmpere, 'praosylen', Martin Grant with Hartmut Holzwart]<br>
Jan 2020: c/5 orthogonal spaceship gun [Entity Valkyrie]<br>
Oct 2019: c/4 orthogonal spaceship gun [Goldtiger997]<br>
Mar 2019: c/5 orthogonal spaceship synthesis [Martin Grant with David Bell]<br>
Feb 2019: c/4 orthogonal spaceship synthesis [Tanner Jacobi, Martin Grant with Tim Coe]<br>
Jul 2017: c/6 orthogonal puffer [Nico Brown with Matthias Merzenich]<br>
Jul 2017: c/6 orthogonal puffer [Nico Brown with Matthias Merzenich]<br>
Mar 2017: 3c/7 orthogonal puffer [Luka Okanishi]<br>
Mar 2017: 3c/7 orthogonal puffer [Luka Okanishi with Tim Coe]<br>
Apr 2016: c/7 orthogonal (versatile) puffer [Michael Simkin with David Bell, Alexey Nigin]<br>
Apr 2016: c/7 orthogonal (versatile) puffer [Michael Simkin with David Bell, Alexey Nigin]<br>
Apr 2016: c/8 orthogonal (versatile) puffer [Michael Simkin with David Bell, Alexey Nigin]<br>
Apr 2016: c/8 orthogonal (versatile) puffer [Michael Simkin with David Bell, Alexey Nigin]<br>
Line 658: Line 1,019:
   <td bgcolor="#80ff80">8</td><td colspan="2">&nbsp;</td>
   <td bgcolor="#80ff80">8</td><td colspan="2">&nbsp;</td>
   <td bgcolor="#80ff80">12</td><td colspan="2">&nbsp;</td>
   <td bgcolor="#80ff80">12</td><td colspan="2">&nbsp;</td>
   <td bgcolor="#ffa0a0">16</td><td>&nbsp;</td>
   <td bgcolor="#80ff80">16</td><td>&nbsp;</td>
   <td bgcolor="#ffa0a0">20</td><td colspan="2">&nbsp;</td>
   <td bgcolor="#80ff80">20</td><td colspan="2">&nbsp;</td>
   <td bgcolor="#ffff80">24</td><td colspan="3">&nbsp;</td>
   <td bgcolor="#80ff80">24</td><td colspan="3">&nbsp;</td>
   <td bgcolor="#ffa0a0">28</td><td>&nbsp;</td>
   <td bgcolor="#80ff80">28</td><td>&nbsp;</td>
   <td bgcolor="#ffa0a0">32</td><td colspan="3">&nbsp;</td>
   <td bgcolor="#80ff80">32</td><td colspan="3">&nbsp;</td>
   <td bgcolor="#ffa0a0">36</td>
   <td bgcolor="#80ff80">36</td>
   <td bgcolor="#80ff80">~4508, ...</td>
   <td bgcolor="#80ff80">..., ~4508, ...</td>
</tr>
</tr>


Line 711: Line 1,072:
   <td bgcolor="#ffa0a0">30</td><td colspan="4">&nbsp;</td>
   <td bgcolor="#ffa0a0">30</td><td colspan="4">&nbsp;</td>
   <td bgcolor="#ffa0a0">36</td>
   <td bgcolor="#ffa0a0">36</td>
   <td bgcolor="#ffa0a0">None</td>
   <td bgcolor="#80ff80">156, 1212, ...</td>
</tr>
</tr>


Line 722: Line 1,083:
   <td bgcolor="#ffa0a0">30</td><td colspan="4">&nbsp;</td>
   <td bgcolor="#ffa0a0">30</td><td colspan="4">&nbsp;</td>
   <td bgcolor="#ffa0a0">36</td>
   <td bgcolor="#ffa0a0">36</td>
   <td bgcolor="#ffa0a0">None</td>
  <td bgcolor="#80ff80">...</td>
</tr>
 
<tr><td>(2,1)c/6</td>
  <td colspan="4">&nbsp;</td>
  <td bgcolor="#80ff80">6</td><td colspan="4">&nbsp;</td>
  <td bgcolor="#80ff80">12</td><td colspan="3">&nbsp;</td>
   <td bgcolor="#ffa0a0">18</td><td colspan="3">&nbsp;</td>
  <td bgcolor="#80ff80">24</td><td colspan="4">&nbsp;</td>
  <td bgcolor="#ffa0a0">30</td><td colspan="4">&nbsp;</td>
  <td bgcolor="#80ff80">36</td>
  <td bgcolor="#80ff80">48, ...</td>
</tr>
</tr>


Line 739: Line 1,111:
   <td bgcolor="#80ff80">7</td><td colspan="4">&nbsp;</td>
   <td bgcolor="#80ff80">7</td><td colspan="4">&nbsp;</td>
   <td bgcolor="#ffa0a0">14</td><td colspan="4">&nbsp;</td>
   <td bgcolor="#ffa0a0">14</td><td colspan="4">&nbsp;</td>
   <td bgcolor="#ffa0a0">21</td><td colspan="5">&nbsp;</td>
   <td bgcolor="#80ff80">21</td><td colspan="5">&nbsp;</td>
   <td bgcolor="#ffa0a0">28</td><td colspan="4">&nbsp;</td>
   <td bgcolor="#ffa0a0">28</td><td colspan="4">&nbsp;</td>
   <td bgcolor="#ffa0a0">35</td><td>&nbsp;</td>
   <td bgcolor="#ffa0a0">35</td><td>&nbsp;</td>
   <td bgcolor="#80ff80">~1162, ...</td>
   <td bgcolor="#80ff80">42, 105, ~1162, ...</td>
</tr>
</tr>


Line 748: Line 1,120:
   <td colspan="5">&nbsp;</td>
   <td colspan="5">&nbsp;</td>
   <td bgcolor="#80ff80">7</td><td colspan="4">&nbsp;</td>
   <td bgcolor="#80ff80">7</td><td colspan="4">&nbsp;</td>
   <td bgcolor="#ffa0a0">14</td><td colspan="4">&nbsp;</td>
   <td bgcolor="#80ff80">14</td><td colspan="4">&nbsp;</td>
   <td bgcolor="#ffa0a0">21</td><td colspan="5">&nbsp;</td>
   <td bgcolor="#80ff80">21</td><td colspan="5">&nbsp;</td>
   <td bgcolor="#80ff80">28</td><td colspan="4">&nbsp;</td>
   <td bgcolor="#80ff80">28</td><td colspan="4">&nbsp;</td>
   <td bgcolor="#ffa0a0">35</td><td>&nbsp;</td>
   <td bgcolor="#80ff80">35</td><td>&nbsp;</td>
   <td bgcolor="#ffa0a0">None</td>
   <td bgcolor="#80ff80">42, 63, 70, 84, ...</td>
</tr>
</tr>


Line 762: Line 1,134:
   <td bgcolor="#ffa0a0">28</td><td colspan="4">&nbsp;</td>
   <td bgcolor="#ffa0a0">28</td><td colspan="4">&nbsp;</td>
   <td bgcolor="#ffa0a0">35</td><td>&nbsp;</td>
   <td bgcolor="#ffa0a0">35</td><td>&nbsp;</td>
   <td bgcolor="#ffa0a0">None</td>
   <td bgcolor="#80ff80">...</td>
</tr>
</tr>


Line 768: Line 1,140:
   <td colspan="8">&nbsp;</td>
   <td colspan="8">&nbsp;</td>
   <td bgcolor="#80ff80">10</td><td colspan="5">&nbsp;</td>
   <td bgcolor="#80ff80">10</td><td colspan="5">&nbsp;</td>
   <td bgcolor="#ffa0a0">20</td><td colspan="7">&nbsp;</td>
   <td bgcolor="#80ff80">20</td><td colspan="7">&nbsp;</td>
   <td bgcolor="#ffa0a0">30</td><td colspan="5">&nbsp;</td>
   <td bgcolor="#ffa0a0">30</td><td colspan="5">&nbsp;</td>
   <td bgcolor="#80ff80">320, ...</td>
   <td bgcolor="#80ff80">320, ...</td>
Line 801: Line 1,173:


<small><b>Most recent discoveries, excluding new velocities:</b><br>
<small><b>Most recent discoveries, excluding new velocities:</b><br>
17 Mar 2024: c/4 diag p20 [Keith Amling, Matthias Merzenich]<br/>
29 Jan 2024: c/4 diag p24 [Keith Amling, Matthias Merzenich]<br/>
15 Jan 2024: c/4 diag p36 [Matthias Merzenich, Hartmut Holzwart, Keith Amling]<br/>
15 Jan 2024: c/4 diag p28 and p32 [Matthias Merzenich, Hartmut Holzwart, 'praosylen', Keith Amling]<br/>
19 Dec 2023: c/4 diag p16 [Matthias Merzenich, Keith Amling]<br/>
12 May 2021: (2,1)c/6 p24 and p36 ['May13' with Adam P. Goucher]<br>
10 May 2021: (2,1)c/6 p12 [Adam P. Goucher]<br>
5 Jan 2021: 3c/7 orth p35 ['iNoMed', 'bubblegum', Dylan Chen]<br>
4 Jan 2021: 3c/7 orth p14 ['praosylen', 'wwei23', Dylan Chen]<br>
3 Jan 2021: 3c/7 orth p21 [Matthias Merzenich, 'bubblegum', 'iNoMed' with Dylan Chen, Tim Coe]<br>
6 Dec 2020: 2c/7 orth p21 [John Winston Garth with David Eppstein]<br>
11 Oct 2018: c/10 orth p20 [Christoph Reinthaler with Simon Ekström]<br>
Aug 2017: c/4 orth p28 [Matthias Merzenich]<br>
Aug 2017: c/4 orth p28 [Matthias Merzenich]<br>
Jul 2017: c/6 orth p12 and p18 [Matthias Merzenich]<br>
Jul 2017: c/6 orth p12 and p18 [Matthias Merzenich]<br>
Line 941: Line 1,325:
<tr>
<tr>
<td>170:<span style="background:#ffa0a0">spr</span></td>
<td>170:<span style="background:#ffa0a0">spr</span></td>
<td>172:<span style="background:#ffa0a0">spr</span></td>
<td>172:<span style="background:#80ff80">SP<span class="plainlinks">[https://conwaylife.com/forums/viewtopic.php?p=172604#p172604 R]</span></span></td>
<td>174:<span style="background:#80ff80">SPR</span></td>
<td>174:<span style="background:#80ff80">SPR</span></td>
<td>176:<span style="background:#80ff80">SPR</span></td>
<td>176:<span style="background:#80ff80">SPR</span></td>
Line 1,038: Line 1,422:
<td>&nbsp;&nbsp;3:<span style="background:#80ff80">S</span><span style="background:#c0c0c0">PR</span></td>
<td>&nbsp;&nbsp;3:<span style="background:#80ff80">S</span><span style="background:#c0c0c0">PR</span></td>
<td>&nbsp;&nbsp;6:<span style="background:#80ff80">S</span><span style="background:#c0c0c0">PR</span></td>
<td>&nbsp;&nbsp;6:<span style="background:#80ff80">S</span><span style="background:#c0c0c0">PR</span></td>
<td>&nbsp;&nbsp;9:<span style="background:#80ff80">SP</span><span style="background:#ffa0a0">r</span></td>
<td>&nbsp;&nbsp;9:<span style="background:#80ff80">SPR</span></td>
<td>&nbsp;12:<span style="background:#80ff80">S</span><span style="background:#ffa0a0">pr</span></td>
<td>&nbsp;12:<span style="background:#80ff80">S</span><span style="background:#ffa0a0">pr</span></td>
<td>&nbsp;15:<span style="background:#80ff80">SP</span><span style="background:#ffa0a0">r</span></td>
<td>&nbsp;15:<span style="background:#80ff80">SP</span><span style="background:#ffa0a0">r</span></td>
<td>&nbsp;18:<span style="background:#80ff80">SP</span><span style="background:#ffa0a0">r</span></td>
<td>&nbsp;18:<span style="background:#80ff80">SPR</span></td>
<td>&nbsp;21:<span style="background:#80ff80">S</span><span style="background:#ffa0a0">pr</span></td>
<td>&nbsp;21:<span style="background:#80ff80">S</span><span style="background:#ffa0a0">pr</span></td>
<td>&nbsp;24:<span style="background:#80ff80">SP</span><span style="background:#ffa0a0">r</span></td>
<td>&nbsp;24:<span style="background:#80ff80">SP</span><span style="background:#ffa0a0">r</span></td>
Line 1,051: Line 1,435:
<tr>
<tr>
<td>&nbsp;39:<span style="background:#ffa0a0">spr</span></td>
<td>&nbsp;39:<span style="background:#ffa0a0">spr</span></td>
<td>&nbsp;42:<span style="background:#80ff80">S</span><span style="background:#ffa0a0">pr</span></td>
<td>&nbsp;42:<span style="background:#80ff80">SP</span><span style="background:#ffa0a0">r</span></td>
<td>&nbsp;45:<span style="background:#80ff80">SPR</span></td>
<td>&nbsp;45:<span style="background:#80ff80">SPR</span></td>
<td>&nbsp;48:<span style="background:#80ff80">SPR</span></td>
<td>&nbsp;48:<span style="background:#80ff80">SPR</span></td>
Line 1,058: Line 1,442:
<td>&nbsp;57:<span style="background:#ffa0a0">spr</span></td>
<td>&nbsp;57:<span style="background:#ffa0a0">spr</span></td>
<td>&nbsp;60:<span style="background:#ffff80">s</span><span style="background:#ffa0a0">pr</span></td>
<td>&nbsp;60:<span style="background:#ffff80">s</span><span style="background:#ffa0a0">pr</span></td>
<td>&nbsp;63:<span style="background:#ffff80">s</span><span style="background:#ffa0a0">pr</span></td>
<td>&nbsp;63:<span style="background:#80ff80">SPR</span></td>
<td>&nbsp;66:<span style="background:#ffa0a0">spr</span></td>
<td>&nbsp;66:<span style="background:#ffa0a0">spr</span></td>
<td>&nbsp;69:<span style="background:#ffa0a0">spr</span></td>
<td>&nbsp;69:<span style="background:#ffa0a0">spr</span></td>
Line 1,072: Line 1,456:
<td>&nbsp;93:<span style="background:#ffa0a0">spr</span></td>
<td>&nbsp;93:<span style="background:#ffa0a0">spr</span></td>
<td>&nbsp;96:<span style="background:#80ff80">SPR</span></td>
<td>&nbsp;96:<span style="background:#80ff80">SPR</span></td>
<td>&nbsp;99:<span style="background:#ffa0a0">spr</span></td>
<td>&nbsp;99:<span style="background:#80ff80">SPR</span></td>
<td>102:<span style="background:#ffa0a0">spr</span></td>
<td>102:<span style="background:#ffa0a0">spr</span></td>
<td>105:<span style="background:#ffff80">s</span><span style="background:#ffa0a0">pr</span></td>
<td>105:<span style="background:#ffff80">s</span><span style="background:#ffa0a0">pr</span></td>
Line 1,080: Line 1,464:
<td>111:<span style="background:#ffa0a0">spr</span></td>
<td>111:<span style="background:#ffa0a0">spr</span></td>
<td>114:<span style="background:#80ff80">SPR</span></td>
<td>114:<span style="background:#80ff80">SPR</span></td>
<td>117:<span style="background:#ffa0a0">spr</span></td>
<td>117:<span style="background:#80ff80">SPR</span></td>
<td>120:<span style="background:#ffff80">s</span><span style="background:#ffa0a0">pr</span></td>
<td>120:<span style="background:#80ff80">SPR</span></td>
<td>123:<span style="background:#ffa0a0">spr</span></td>
<td>123:<span style="background:#ffa0a0">spr</span></td>
<td>126:<span style="background:#ffff80">s</span><span style="background:#ffa0a0">pr</span></td>
<td>126:<span style="background:#80ff80">SPR</span></td>
<td>129:<span style="background:#80ff80">SPR</span></td>
<td>129:<span style="background:#80ff80">SPR</span></td>
<td>132:<span style="background:#ffa0a0">spr</span></td>
<td>132:<span style="background:#ffa0a0">spr</span></td>
Line 1,091: Line 1,475:
<td>144:<span style="background:#80ff80">SPR</span></td>
<td>144:<span style="background:#80ff80">SPR</span></td>
</tr>
</tr>
<tr>
 
<tr><td colspan=12>
<tr><td colspan=12>
<span style="background:#80ff80">All periods over 144 are known. *</span></td>
<span style="background:#80ff80">All periods over 144 are known. *</span></td>
Line 1,138: Line 1,522:
<td>&nbsp;96:<span style="background:#80ff80">SPR</span></td>
<td>&nbsp;96:<span style="background:#80ff80">SPR</span></td>
</tr>
</tr>
<tr>
<tr>
<td>100:<span style="background:#80ff80">SPR</span></td>
<td>100:<span style="background:#80ff80">SPR</span></td>
Line 1,147: Line 1,532:
<td colspan="6">&nbsp;</td>
<td colspan="6">&nbsp;</td>
</tr>
</tr>
<tr><td colspan=12>
<span style="background:#80ff80">All periods over 120 are known.</span></td>
</tr>
</table>
==c/4 diagonal spaceships, puffers, rakes==
S=Spaceship, P=Puffer, R=Rake. A yellow <span style="background:#ffff80">S</span> means that
only "trivial" spaceships are known, with no single
section that repeats at the full period. A yellow <span style="background:#ffff80">R</span> means that only one of the two possible output directions (backrake or siderake) is known.
<table style="font-family:Courier New,monospace" border=1 cellspacing=0>
<tr>
<tr>
<td>&nbsp;&nbsp;4:<span style="background:#80ff80">[[Glider|S]]</span><span style="background:#c0c0c0">PR</span></td>
<td>&nbsp;&nbsp;8:<span style="background:#80ff80" class="plainlinks">[https://conwaylife.com/forums/viewtopic.php?p=173734#p173734 SPR]</span></td>
<td>&nbsp;12:<span class="plainlinks">[https://conwaylife.com/forums/viewtopic.php?p=180520#p180520 <span style="background:#80ff80" class="plainlinks">SP</span><span style="background:#ffff80">R</span>]</span></td>
<td>&nbsp;16:<span style="background:#80ff80" class="plainlinks">[https://conwaylife.com/forums/viewtopic.php?p=173700#p173700 S][https://conwaylife.com/forums/viewtopic.php?p=173821#p173821 P]</span><span style="background:#ffa0a0">r</span></td>
<td>&nbsp;20:<span style="background:#80ff80" class="plainlinks">[https://conwaylife.com/forums/viewtopic.php?p=180559#p180559 SPR]</span></td>
<td>&nbsp;24:<span style="background:#80ff80" class="plainlinks">[https://conwaylife.com/forums/viewtopic.php?p=180246#p180246 SPR]</span></td>
<td>&nbsp;28:<span style="background:#80ff80" class="plainlinks">[https://conwaylife.com/forums/viewtopic.php?p=180103#p180103 SPR]</span></td>
<td>&nbsp;32:<span style="background:#80ff80" class="plainlinks">[https://conwaylife.com/forums/viewtopic.php?p=180114#p180114 SPR]</span></td>
<td>&nbsp;36:<span style="background:#80ff80" class="plainlinks">[https://conwaylife.com/forums/viewtopic.php?p=180334#p180334 SPR]</span></td>
<td>&nbsp;40:<span style="background:#80ff80" class="plainlinks">[https://conwaylife.com/forums/viewtopic.php?p=180334#p180334 SPR]</span></td>
<td>&nbsp;44:<span style="background:#80ff80" class="plainlinks">[https://conwaylife.com/forums/viewtopic.php?p=180667#p180667 SPR]</span></td>
<td>&nbsp;48:<span style="background:#80ff80" class="plainlinks">[https://conwaylife.com/forums/viewtopic.php?p=180334#p180334 SPR]</span></td>
</tr>
<tr>
<td>&nbsp;52:<span style="background:#80ff80" class="plainlinks">[https://conwaylife.com/forums/viewtopic.php?p=180405#p180405 SPR]</span></td>
<td>&nbsp;56:<span style="background:#80ff80" class="plainlinks">[https://conwaylife.com/forums/viewtopic.php?p=180160#p180160 SPR]</span></td>
<td>&nbsp;60:<span style="background:#80ff80" class="plainlinks">[https://conwaylife.com/forums/viewtopic.php?p=180565#p180565 SPR]</span></td>
<td>&nbsp;64:<span style="background:#80ff80" class="plainlinks">[https://conwaylife.com/forums/viewtopic.php?p=180114#p180114 SPR]</span></td>
<td>&nbsp;68:<span style="background:#ffa0a0" class="plainlinks">spr</span></td>
<td>&nbsp;72:<span style="background:#80ff80" class="plainlinks">[https://conwaylife.com/forums/viewtopic.php?p=179433#p179433 SPR]</span></td>
<td>&nbsp;76:<span style="background:#80ff80" class="plainlinks">[https://conwaylife.com/forums/viewtopic.php?p=180649#p180649 SPR]</span></td>
<td>&nbsp;80:<span style="background:#80ff80" class="plainlinks">[https://conwaylife.com/forums/viewtopic.php?p=179339#p179339 SPR]</span></td>
<td>&nbsp;84:<span style="background:#80ff80" class="plainlinks">[https://conwaylife.com/forums/viewtopic.php?p=180163#p180163 SPR]</span></td>
<td>&nbsp;88:<span style="background:#80ff80" class="plainlinks">SPR</span></td>
<td>&nbsp;92:<span style="background:#ffa0a0" class="plainlinks">spr</span></td>
<td>&nbsp;96:<span style="background:#80ff80" class="plainlinks">[https://conwaylife.com/forums/viewtopic.php?p=180529#p180529 SPR]</span></td>
</tr>
<tr>
<td>100:<span style="background:#80ff80" class="plainlinks">[https://conwaylife.com/forums/viewtopic.php?p=180503#p180503 SPR]</span></td>
<td>104:<span style="background:#80ff80" class="plainlinks">[https://conwaylife.com/forums/viewtopic.php?p=180390#p180390 SPR]</span></td>
<td>108:<span style="background:#80ff80" class="plainlinks">[https://conwaylife.com/forums/viewtopic.php?p=180390#p180390 SPR]</span></td>
<td>112:<span style="background:#80ff80" class="plainlinks">[https://conwaylife.com/forums/viewtopic.php?p=180160#p180160 SPR]</span></td>
<td>116:<span style="background:#80ff80" class="plainlinks">[https://conwaylife.com/forums/viewtopic.php?p=179478#p179478 SPR]</span></td>
<td>120:<span style="background:#80ff80" class="plainlinks">[https://conwaylife.com/forums/viewtopic.php?p=180160#p180160 SPR]</span></td>
<td>124:<span style="background:#80ff80" class="plainlinks">[https://conwaylife.com/forums/viewtopic.php?p=180524#p180524 SPR]</span></td>
<td>128:<span style="background:#80ff80" class="plainlinks">[https://conwaylife.com/forums/viewtopic.php?p=180114#p180114 SPR]</span></td>
<td>132:<span style="background:#80ff80" class="plainlinks">[https://conwaylife.com/forums/viewtopic.php?p=180678#p180678 SPR]</span></td>
<td>136:<span style="background:#80ff80" class="plainlinks">[https://conwaylife.com/forums/viewtopic.php?p=180655#p180655 SPR]</span></td>
<td>140:<span style="background:#80ff80" class="plainlinks">[https://conwaylife.com/forums/viewtopic.php?p=180163#p180163 SPR]</span></td>
<td>144:<span style="background:#80ff80" class="plainlinks">[https://conwaylife.com/forums/viewtopic.php?p=179486#p179486 SPR]</span></td>
</tr>
<tr>
<td>148:<span style="background:#ffa0a0" class="plainlinks">spr</span></td>
<td>152:<span style="background:#80ff80" class="plainlinks">SPR</span></td>
<td>156:<span style="background:#80ff80" class="plainlinks">[https://conwaylife.com/forums/viewtopic.php?p=180631#p180631 SPR]</span></td>
<td>160:<span style="background:#80ff80" class="plainlinks">[https://conwaylife.com/forums/viewtopic.php?p=179486#p179486 SPR]</span></td>
<td>164:<span style="background:#ffa0a0" class="plainlinks">spr</span></td>
<td>168:<span style="background:#80ff80" class="plainlinks">SPR</span></td>
<td>172:<span style="background:#ffa0a0" class="plainlinks">spr</span></td>
<td>176:<span style="background:#80ff80" class="plainlinks">SPR</span></td>
<td>180:<span style="background:#80ff80" class="plainlinks">[https://conwaylife.com/forums/viewtopic.php?p=180644#p180644 SPR]</span></td>
<td>184:<span style="background:#ffa0a0" class="plainlinks">spr</span></td>
<td>188:<span style="background:#ffa0a0" class="plainlinks">spr</span></td>
<td>192:<span style="background:#80ff80" class="plainlinks">SPR</span></td>
</tr>
<tr>
<td>196:<span style="background:#80ffff" class="plainlinks">SPR</span></td>
<td>200:<span style="background:#80ff80" class="plainlinks">SPR</span></td>
<td>204:<span style="background:#ffa0a0" class="plainlinks">spr</span></td>
<td>208:<span style="background:#80ff80" class="plainlinks">SPR</span></td>
<td>212:<span style="background:#ffa0a0" class="plainlinks">spr</span></td>
<td>216:<span style="background:#80ff80" class="plainlinks">SPR</span></td>
<td>220:<span style="background:#80ff80" class="plainlinks">[https://conwaylife.com/forums/viewtopic.php?p=180683#p180683 SPR]</span></td>
<td>224:<span style="background:#80ff80" class="plainlinks">SPR</span></td>
<td>228:<span style="background:#80ff80" class="plainlinks">[https://conwaylife.com/forums/viewtopic.php?p=180694#p180694 SPR]</span></td>
<td>232:<span style="background:#80ff80" class="plainlinks">SPR</span></td>
<td>236:<span style="background:#ffa0a0" class="plainlinks">spr</span></td>
<td>240:<span style="background:#80ff80" class="plainlinks">SPR</span></td>
</tr>
<tr><td colspan=12>
<tr><td colspan=12>
<span style="background:#80ff80">All periods over 120 are known.</span></td>
Higher periods are not documented here.</td>
</tr>
</tr>
</table>
</table>
Line 1,184: Line 1,651:


* [[LifeWiki:Spaceship Search Status Page|Spaceship Search Status Page]]
* [[LifeWiki:Spaceship Search Status Page|Spaceship Search Status Page]]
<!--edit something in this comment if you need to leave a note via edit summary without changing anything-->

Latest revision as of 08:03, 23 March 2024

Oscillator periods

For green status, an oscillator must have a cell that oscillates at the full period, rather than some smaller factor of that period. One such cell is sufficient.

Yellow means that the only known examples contain no cells that oscillate at the full period.

1 2 3 4 5 6 7 8 9 10 11 12
13 14 15 16 17 18 19 20 21 22 23 24
25 26 27 28 29 30 31 32 33 34 35 36
37 38 39 40 41 42 43 44 45 46 47 48
49 50 51 52 53 54 55 56 57 58 59 60
61 62 63 64 65 66 67 68 69 70 71 72
All higher periods are known

Most recent discoveries:
21 Jul 2023: p41 oscillator [Nico Brown]
14 Jul 2023: p19 oscillator [Mitchell Riley]
Jul 2022: nontrivial p34 oscillator [Mitchell Riley]
Jan 2022: p38 oscillator [David Raucci with 'cvojan', Jason Summers]
Nov 2019: p23 oscillator [Luka Okanishi with 'praosylen']
Apr 2013: p43 and p53 oscillators [Mike Playle]
Nov 2010: p31 oscillator [Matthias Merzenich]
Apr 2009: p37 oscillator [Nicolay Beluchenko]
Feb 2009: nontrivial p51 oscillator [Nicolay Beluchenko]
Nov 2002: p27 oscillator [Noam Elkies]
Jul 2000: p39 oscillator [Noam Elkies with David Buckingham]
Aug 1999: p49 oscillator [Noam Elkies]
Dec 1997: p57 oscillator [Dieter Leithner with David Buckingham]
Jun 1997: p33 oscillator [Noam Elkies, Achim Flammenkamp]
27 Apr 1997: p17 oscillator and trivial p34 and p51 oscillators [Dean Hickerson]
17 Apr 1997: p22 oscillator [Noam Elkies]. ([Dean Hickerson] found a second, unrelated, p22 oscillator a day or two later.)
11 Apr 1997: p59 oscillator [David Buckingham]
Oct 1996: Herschel track method of constructing any period 61 or higher [David Buckingham]

Oscillator volatilities

P Normal Volatile Strictly volatile
1 4 4 4
2 3 12 12
3 12 140 140
4 12 12 416
5 15 68 68
6 16 36 52
7 28 No No
8 12 12 12
9 29 No No

Glider reflectors

This table indicates whether a period-N glider stream can be reflected 90 degrees by an object whose period is N, or some factor of N.

This may seem to be a rather odd thing to keep track of, but 90-degree glider reflectors are very useful, and happen to be quite difficult to find in Life. Note that this table fits neatly between oscillators and guns -- if you have a gun, you can build a reflector, and if you have a reflector, you can build an oscillator.

Yellow means that the reflector requires the glider stream to have no gaps.

1 2 3 4 5 6 7 8 9 10 11 12
13 14 15 16 17 18 19 20 21 22 23 24
25 26 27 28 29 30 31 32 33 34 35 36
37 38 39 40 41 42 43 44 45 46 47 48
49 50 51 52 53 54 55 56 57 58 59 60
61 62 63 64 65 66 67 68 69 70 71 72
All higher periods are known

Most recent discoveries:
20 Mar 2024: p26 independent reflector [Period1GliderGun, Noam Elkies with Nico Brown, Dean Hickerson]
17 Mar 2024: p16 independent reflector [James Pascua with Matthias Merzenich, Period1GliderGun]
1 Mar 2024: p15 dependent reflector [follows from p15 gun]
29 Feb 2024: p16 dependent reflector [follows from p16 gun]
21 Jul 2023: p41 independent reflector [May13, Tanner Jacobi with Nico Brown]
21 Jul 2023: p41 dependent reflector [Nico Brown]
8 Nov 2022: p23 dependent reflector [Matthias Merzenich, Noam Elkies with Mitchell Riley]
6 Jul 2022: p34 reflector ['iNoMed', 'MAP bot', Mitchell Riley, Tanner Jacobi]
12 Jan 2022: p38 reflector [vivi, David Raucci]
24 Aug 2021: p18 reflector [Matthias Merzenich, David Raucci]
1 Aug 2021: p21 reflector [follows from p21 gun]
Oct 2018: p27 reflector [Matthias Merzenich, 'carybe', Noam Elkies]
4 Apr 2018: p39 reflector [Arie Paap, Tanner Jacobi]
28 Aug 2013: p29 independent reflector [Matthias Merzenich, Noam Elkies]
25 Aug 2013: p29 dependent reflector [Matthias Merzenich, Noam Elkies]
May 2013: p20 reflector [follows from p20 gun]
Apr 2013: Independent reflector for all periods 43 and over [Mike Playle]. Specifically: p43 and p53 (had nothing); p47 and p51 (had oscillators); p57 and p61 (had dependent reflectors).
Sep 2012: p58 independent reflector [Matthias Merzenich]
Sep 2012: p52 reflector [Matthias Merzenich]
Feb 2012: p26 dependent reflector [Matthias Merzenich with Mike Playle]
Nov 2010: p31 reflector [Matthias Merzenich]
Mar 2010: p37 reflector [Nicolay Beluchenko]
Dec 2009: p59 reflector [follows from p59 gun]

Glider gun true-periods

Note: Many of the links in this table lead to objects in Catagolue's glider gun list rather than to another wiki page.

1 2 3 4 5 6 7 8 9 10 11 12
13 14 15 16 17 18 19 20 21 22 23 24
25 26 27 28 29 30 31 32 33 34 35 36
37 38 39 40 41 42 43 44 45 46 47 48
49 50 51 52 53 54 55 56 57 58 59 60
61 62 63 64 65 66 67 68 69 70 71 72
73 74 75 76 77 78 79
All higher periods are known

Most recent discoveries:
1 Mar 2024: p15 gun [Period1GliderGun with Carson Cheng]
29 Feb 2024: p16 gun [Period1GliderGun with Nico Brown]
22 Jan 2024: p53 gun [iNoMed, goldenratio]
22 Jul 2023: p41 gun [iNoMed, Matthias Merzenich, May13, David Raucci with Nico Brown]
17 Nov 2022: p34 gun [Nico Brown]
7 Nov 2022: p25 gun [Mitchell Riley]
11 Sep 2022: p43 gun [Nico Brown]
24 Jun 2022: p37 gun [iNoMed, goldenratio, Luke Kiernan]
29 Jan 2022: p27 gun [David Raucci, goldenratio]
28 Nov 2021: p49 and p51 guns [Tanner Jacobi (p49), Luka Okanishi (p51), wwei23, hotcrystal0 (base mechanism)]
9 Sep 2021: p32 gun [Matthias Merzenich, David Raucci with 'praosylen', wwei23, Noam Elkies]
1 Aug 2021: p21 gun and related p42 gun [Tanner Jacobi, David Raucci]
15 Dec 2020: p28 gun [Matthias Merzenich, Paul Callahan]
2 Oct 2018: p33 gun [Arie Paap, Matthias Merzenich with Jason Summers]
26 Sep 2018: p52 gun [Dave Greene, Matthias Merzenich, Chris Cain, Adam P. Goucher with Tanner Jacobi, Luka Okanishi, Louis-François Handfield]
15 Apr 2016: p57 gun [Matthias Merzenich]
14 Apr 2016: p58 gun [Maia Karpovich, Matthias Merzenich with Chris Cain]
13 Apr 2016: p61 gun [Luka Okanishi]
13 May 2013: p20 gun [Matthias Merzenich with Noam Elkies]
18 Mar 2013: p40 gun [Adam P. Goucher, Matthias Merzenich with Jason Summers]
Apr 2010: p45 gun [Matthias Merzenich]
Dec 2009: p59 gun [Adam P. Goucher with Jason Summers]
Jul 2004: p36 gun [Jason Summers]
Aug 2000: p22 gun [David Eppstein, Jason Summers]
Oct 1998: p55 gun [Stephen Silver, Noam Elkies with David Buckingham]
29 Jan 1998: p56 gun [Dietrich Leithner, Noam Elkies with David Buckingham]
26 Jan 1998: p54 gun [Dietrich Leithner with David Buckingham, Noam Elkies]
Jun 1997: p24 gun and related p48 gun [Noam Elkies]
13 Oct 1996: p50 gun [Dean Hickerson with Noam Elkies, David Buckingham]
12 Oct 1996: Herschel track method of constructing any period 62 or higher [David Buckingham]

Gun pseudo-periods

GliderLWSSMWSSHWSS
All lower periods are impossible.
13 13 13 13
14 14 14 14
15 15 15 15
16 16 16 16
17 17 17 17
18 18 18 18
19 19 19 19
20 20 20 20
21 21 21 21
22 22 22 22
23 23 23 23
All higher periods are known.

Velocities of spaceships

Blue indicates this is the smallest known of that simplified displacement. Green indicates this displacement is known, but is not the smallest of said displacement. Grey indicates this displacement is impossible in Life. Yellow indicates this displacement is only known for an engineered or universally constructing spaceships. Purple indicates this is the smallest known of that unsimplified displacement. Red indicates unknown velocities.

c/ 2c/ 3c/ 4c/ 5c/ 6c/ 7c/ 8c/ 9c/ 17c/ 28c/ 31c/
1 Impossible
2 (1,0)
3 (1,0)
4 (1,0) (2,0)
(1,1)
5 (1,0) (2,0)
(1,1)
6 (1,0) (2,0) (3,0)
(1,1)
(2,1)
7 (1,0) (2,0) (3,0)
(1,1)
(2,1)
8 (1,0) (2,0) (3,0) (4,0)
(1,1) (2,2)
(2,1)
(3,1)
9 (1,0) (2,0) (3,0) (4,0)
(1,1) (2,2)
(2,1)
(3,1)
10 (1,0) (2,0) (3,0) (4,0) (5,0)
(1,1) (2,2)
(2,1)
(3,1)
(4,1)
(3,2)
11 (1,0) (2,0) (3,0) (4,0) (5,0)
(1,1) (2,2)
(2,1)
(3,1)
(4,1)
(3,2)
12 (1,0) (2,0) (3,0) (4,0) (5,0) (6,0)
(1,1) (2,2) (3,3)
(2,1) (4,2)
(3,1)
(4,1)
(5,1)
(3,2)
13 (1,0) (2,0) (3,0) (4,0) (5,0) (6,0)
(1,1) (2,2) (3,3)
(2,1) (4,2)
(3,1)
(4,1)
(5,1)
(3,2)

Possible velocities

orthogonal
c/ 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24
2c/ 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24
3c/ 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24

Velocities of general moving objects

Velocity is the combination of speed and slope (direction).

In this section, velocity is in the form (X,Y)c/P, where X>=Y, and no factor is common to all of X, Y, and P. (c is the "speed of light": 1 cell/generation.) P is therefore the minimum possible period for that velocity; X and Y are the (average) number of cells moved horizontally and vertically in P generations. The slope (direction) is Y/X, and the speed is Xc/P.

For example, (2,0)c/5 indicates movement of 2 cells horizontally and no cells vertically every 5 generations.

"Versatile puffer," means that for some period, we can build a clean glider rake with the gliders traveling in any of the possible directions.

Whether an object is a "wickstretcher" is to some extent a judgment call. For this table, the wick is required to be reasonably closely connected in all phases, and must in some sense be extended at a single location, rather than being built up slowly from pieces.

The "Gun?" column indicates whether a gun has been built which fires spaceships of that velocity. Yellow means that there is a known glider synthesis for a spaceship, but no explicit example gun has been constructed yet.

VelocitySpaceship? Puffer?Versatile
puffer?
Wick-
stretcher?
Gun?
(1,0)c/2YesYesYesYesYes
(1,0)c/3YesYesYesYesYes
(1,0)c/4YesYesYesYesYes
(1,1)c/4YesYesYesYesYes
(1,0)c/5YesYesYesYesYes
(2,0)c/5YesYesYesYesYes
(1,1)c/5YesYesYesYesYes
(1,0)c/6YesYesYesNoYes
(2,1)c/6YesYesYesNoNo
(1,1)c/6YesNo--YesYes
(1,0)c/7YesYesYesNoYes
(2,0)c/7YesYesYesNoYes
(3,0)c/7YesYesYesNoNo
(2,1)c/7NoNo--No--
(1,1)c/7YesNo--NoNo
(1,0)c/8YesYesYesNoNo
(3,0)c/8YesNo--NoNo
(3,1)c/8NoNo--No--
(2,1)c/8NoNo--No--
(1,1)c/8YesNo--NoNo
(1,0)c/10YesYesYesNoYes
(1,1)c/12YesYesYesYesYes
(17,0)c/45YesYesYesNoNo
(23,5)c/79YesYesYesNoNo
(31,0)c/240YesYesYesNoNo
Other

Universal constructor-based spaceships (and other objects) that move very slowly have been made. The first such object has a velocity of (5120,1024)c/33699586.

Most recent discoveries (new velocities):
Apr 2022: all orthogonal speeds below c/2 [Goldtiger997]
18 Sep 2020: c/8 diagonal spaceship [Pavel Grankovskiy, Dave Greene]
Mar 2018: (2,1)c/6 spaceship [Adam P. Goucher, Tomas Rokicki, Josh Ball]
Jun 2016: 3c/7 orthogonal spaceship [Tim Coe]
Apr 2016: c/8 orthogonal spaceship [Michael Simkin with David Bell, Alexey Nigin]
Mar 2016: c/10 orthogonal spaceship ['zdr']
Dec 2015: 13c/96228 (~ c/7402) diagonal 0hd Demonoid [Chris Cain, Dave Greene]
Nov 2015: c/12700 diagonal 10hd Demonoid [Dave Greene, Chris Cain]
Dec 2014: (23,5)c/79 spaceship [Brett Berger, Ivan Fomichev with Nicolay Beluchenko]
Sep 2014: 31c/240 orthogonal spaceship [Dave Greene, Ivan Fomichev, Adam P. Goucher, Chris Cain with Kiho Park]
Jul 2014: Half-baked knightships [Adam P. Goucher, Chris Cain, Ivan Fomichev, Dave Greene]
Feb 2013: c/7 orthogonal spaceship [Josh Ball]
Aug 2011: c/7 diagonal spaceship [Matthias Merzenich]
May 2010: Universal constructor-based "Gemini" spaceship [Andrew Wade]
Sep 2005: c/6 diagonal spaceship [Nicolay Beluchenko]
Dec 2004: 17c/45 orthogonal spaceship [Gabriel Nivasch, Jason Summers with David Bell]
Nov 2000: c/5 diagonal spaceship [Jason Summers; search software by David Bell]
Apr 2000: c/6 orthogonal spaceship [Paul Tooke; search software by David Eppstein]
Jan 2000: 2c/7 orthogonal spaceship [David Eppstein]
Jan 1996: c/5 orthogonal spaceship [Tim Coe]

Most recent discoveries (other):
28 Jan 2024: c/6 diagonal spaceship synthesis [Goldtiger997]
11 Aug 2023: c/3 orthogonal wickstretcher [Keith Amling]
23 Apr 2023: 2c/5 orthogonal wickstretcher [Matthias Merzenich, Keith Amling]
10 Apr 2023: c/6 diagonal wickstretcher [Frank Everdij]
17 Nov 2021: versatile c/6 orthogonal puffer ['May13' with 'iNoMed', Matthias Merzenich]
May 2021: (2,1)c/6 puffer [Adam P. Goucher] and versatile puffer ['May13', Adam P. Goucher]
3 Jan 2021: versatile 3c/7 orthogonal puffer [Matthias Merzenich, 'bubblegum', 'iNoMed' with Dylan Chen, Tim Coe]
Dec 2020: c/6 orthogonal spaceship gun [wwei23]
May 2020: c/5 diagonal spaceship gun [Entity Valkyrie]
Apr 2020: c/5 diagonal spaceship synthesis [Goldtiger997, Tanner Jacobi, BlinkerSpawn, Adam P. Goucher with Matthias Merzenich]
Mar 2020: c/6 orthogonal spaceship synthesis [Goldtiger997, Tanner Jacobi, AforAmpere, 'praosylen', Martin Grant with Hartmut Holzwart]
Jan 2020: c/5 orthogonal spaceship gun [Entity Valkyrie]
Oct 2019: c/4 orthogonal spaceship gun [Goldtiger997]
Mar 2019: c/5 orthogonal spaceship synthesis [Martin Grant with David Bell]
Feb 2019: c/4 orthogonal spaceship synthesis [Tanner Jacobi, Martin Grant with Tim Coe]
Jul 2017: c/6 orthogonal puffer [Nico Brown with Matthias Merzenich]
Mar 2017: 3c/7 orthogonal puffer [Luka Okanishi with Tim Coe]
Apr 2016: c/7 orthogonal (versatile) puffer [Michael Simkin with David Bell, Alexey Nigin]
Apr 2016: c/8 orthogonal (versatile) puffer [Michael Simkin with David Bell, Alexey Nigin]
Mar 2016: c/10 orthogonal (versatile) puffer [Nico Brown with Simon Ekström]
Mar 2016: c/10 orthogonal spaceship gun [Alexey Nigin with 'zdr']
Mar 2016: c/10 orthogonal spaceship synthesis [Tanner Jacobi with Mark Niemiec, Chris Cain]
Sep 2015: 2c/7 orthogonal spaceship gun [Chris Cain] (based on the 2c/7 spaceship synthesis from Jan 2015)
Jan 2015: 2c/7 orthogonal spaceship synthesis [Martin Grant, Tanner Jacobi]
Jan 2015: Gun for a half-baked knightship [Chris Cain] (a gun was likely constructed by [Michael Simkin] in Dec 2014, but it was too big to run in Golly)
Dec 2014: (versatile) (23,5)c/79 puffer [Brett Berger, Ivan Fomichev with Nicolay Beluchenko]
Dec 2014: c/3 orthogonal spaceship gun [Martin Grant, Michael Simkin with David Bell]
Sep 2014: (versatile) 31c/240 orthogonal puffer [Dave Greene, Ivan Fomichev, Adam P. Goucher, Chris Cain, with Kiho Park]
May 2014: versatile 2c/7 orthogonal puffer [Ivan Fomichev]
Dec 2013: 2c/7 orthogonal puffer [Ivan Fomichev]
Mar 2013: c/5 orthogonal wickstretcher [Matthias Merzenich]
Feb 2013: c/7 orthogonal spaceship gun [Shannon Omick, Matthias Merzenich, Adam P. Goucher with Josh Ball]
Jan 2011: c/5 diagonal wickstretcher [Matthias Merzenich]
Sep 2010: (versatile) c/5 diagonal puffer [Matthias Merzenich]
Jul 2010: Gun for Gemini spaceship [Dave Greene]
Oct 2005: versatile c/4 diagonal puffer [David Bell with Jason Summers, Nicolay Beluchenko]
Dec 2004: (versatile) 17c/45 orthogonal puffer [Gabriel Nivasch, Jason Summers with David Bell]
Mar 2004: c/4 diag puffer [Hartmut Holzwart]
Mar 2003: 2c/5 orthogonal spaceship gun [Noam Elkies, Dave Greene]
Oct 2002: c/2 wickstretcher [Dean Hickerson, Jason Summers]
Oct 2000: versatile c/4 puffer [David Bell, Jason Summers]
Jun 2000: versatile 2c/5 puffer [David Bell, Jason Summers with Paul Tooke]
Jul 1999: c/12 gun [Stephen Silver, Jason Summers]
Mar 1999: c/12 wickstretcher [Jason Summers with Dean Hickerson, David Buckingham]
Feb 1999: 2c/5 puffer [Jason Summers]
Jan 1999: c/4 puffer [Jason Summers]
Jun 1998: versatile c/12 puffers [Stephen Silver, Dean Hickerson]
Sep 1997: versatile c/5 puffers [David Bell]
May 1997: c/5 puffer [Tim Coe, David Bell]
Jun 1996: versatile c/3 puffers [David Bell]
Apr 1996: c/3 puffer [David Bell]

Spaceship periods

This table lists the known spaceship periods up to 36 for each velocity. Periods not possible at any of the known velocities are omitted to save space.

Yellow means that only "trivial" examples exist, with no single section that repeats at the full period.


Velocity Period
2 3 4 5 6 7 8 9 10 12 14 15 16 18 20 21 22 24 25 26 27 28 30 32 33 34 35 36 other
c/2 orth 2  4  6  8  10 12 14  16 18 20  22 24  26  28 30 32  34  36 ...
c/3 orth   3  6  9  12  15  18  21  24  27  30  33  36 ...
c/4 orth   4  8  12  16  20  24  28  32  36 ...
c/4 diag   4  8  12  16  20  24  28  32  36 ..., ~4508, ...
2c/5 orth   5  10  15  20  25  30  35  ...
c/5 orth   5  10  15  20  25  30  35  60, ...
c/5 diag   5  10  15  20  25  30  35  85, ...
c/6 orth   6  12  18  24  30  36 156, 1212, ...
c/6 diag   6  12  18  24  30  36 ...
(2,1)c/6   6  12  18  24  30  36 48, ...
c/7 orth   7  14  21  28  35  1204, ...
2c/7 orth   7  14  21  28  35  42, 105, ~1162, ...
3c/7 orth   7  14  21  28  35  42, 63, 70, 84, ...
c/7 diag   7  14  21  28  35  ...
c/10 orth   10  20  30  320, ...
c/12 diag   12  24  36 96, 192, ...
17c/45 orth   270, ...
(23,5)c/79   158, ...
31c/240 orth   240, ...

Most recent discoveries, excluding new velocities:
17 Mar 2024: c/4 diag p20 [Keith Amling, Matthias Merzenich]
29 Jan 2024: c/4 diag p24 [Keith Amling, Matthias Merzenich]
15 Jan 2024: c/4 diag p36 [Matthias Merzenich, Hartmut Holzwart, Keith Amling]
15 Jan 2024: c/4 diag p28 and p32 [Matthias Merzenich, Hartmut Holzwart, 'praosylen', Keith Amling]
19 Dec 2023: c/4 diag p16 [Matthias Merzenich, Keith Amling]
12 May 2021: (2,1)c/6 p24 and p36 ['May13' with Adam P. Goucher]
10 May 2021: (2,1)c/6 p12 [Adam P. Goucher]
5 Jan 2021: 3c/7 orth p35 ['iNoMed', 'bubblegum', Dylan Chen]
4 Jan 2021: 3c/7 orth p14 ['praosylen', 'wwei23', Dylan Chen]
3 Jan 2021: 3c/7 orth p21 [Matthias Merzenich, 'bubblegum', 'iNoMed' with Dylan Chen, Tim Coe]
6 Dec 2020: 2c/7 orth p21 [John Winston Garth with David Eppstein]
11 Oct 2018: c/10 orth p20 [Christoph Reinthaler with Simon Ekström]
Aug 2017: c/4 orth p28 [Matthias Merzenich]
Jul 2017: c/6 orth p12 and p18 [Matthias Merzenich]
Jun 2016: 3c/7 orth p28 [Tim Coe, Stephen Silver]
Sep 2015: nontrivial c/3 orth p30 [Matthias Merzenich, Josh Ball, David Bell]
Oct 2010: nontrivial c/4 orth p24 [Matthias Merzenich]
Sep 2005: c/4 diag p12 [Hartmut Holzwart]
Nov 2004: c/5 orth p10 [Paul Tooke]
Nov 2003: c/4 orth p32 [Paul Tooke with Jason Summers]
Feb 2003: c/2 orth p18 [Paul Tooke]
Dec 2002: nontrivial c/3 orth p18 [David Bell, Jason Summers]
Oct 2002: c/3 orth p27 [Paul Tooke]
May 2002: 2c/5 orth p35 [Paul Tooke]
8 Feb 2002: 2c/5 orth p15 and p25 [Paul Tooke]
4 Feb 2002: 2c/5 orth p20 and p30 [Paul Tooke]
14 Jan 2002: c/3 orth p21 [Paul Tooke]
8 Jan 2002: c/2 orth p30 [Paul Tooke]
Dec 2001: c/2 orth p10 and p14 [Paul Tooke]
May 2001: c/2 orth p22 [David Bell, Paul Tooke with Jason Summers]
Apr 2001: c/2 orth p26 [David Bell, Paul Tooke]
Dec 2000: c/4 diag p8 [Jason Summers]
Nov 2000: c/3 orth p12 [David Bell, Jason Summers]
Oct 2000: c/4 orth p8 and p12 [Jason Summers], and resulting trivial p24
Sep 2000: c/4 orth p20 [David Bell with Jason Summers]
May 2000: 2c/5 orth p10 [David Bell, Paul Tooke]
Feb 1999: c/3 orth p6 [Stephen Silver], and resulting trivial p18 and p30
May 1998: c/5 orth p30 [David Bell with Noam Elkies]
Mar 1998: c/3 orth p36 [David Bell]
Dec 1997: c/5 orth p15 [Noam Elkies with Tim Coe]
Apr 1996: c/3 orth p24 [David Bell]
?May 1994: c/2 orth p28 [Hartmut Holzwart with Alan Hensel]
Dec 1993: c/3 orth p15 [David Bell]
Jul 1993: c/2 orth p6 [David Bell]
May 1992: c/3 orth p9 [David Bell]

c/2 orthogonal spaceships, puffers, rakes

S=Spaceship, P=Puffer, R=Rake.

  2:SPR   4:SPR   6:SPR   8:SPR  10:SPr  12:SPR  14:SPr  16:SPR  18:SPR  20:SPR  22:SPR  24:SPR
 26:SPR  28:SPR  30:SPR  32:SPR  34:sPr  36:SPR  38:SPR  40:SPR  42:SPR  44:SPR  46:SPR  48:SPR
 50:SPR  52:SPR  54:SPR  56:SPR  58:SPR  60:SPR  62:SPR  64:SPR  66:SPR  68:SPR  70:SPR  72:SPR
 74:spr  76:SPR  78:SPR  80:SPR  82:spr  84:SPR  86:spr  88:SPR  90:SPR  92:SPR  94:SPR  96:SPR
 98:SPR 100:SPR 102:SPR 104:SPR 106:spr 108:SPR 110:SPR 112:SPR 114:SPR 116:SPR 118:spr 120:SPR
122:spr 124:SPR 126:SPR 128:SPR 130:SPR 132:SPR 134:SPR 136:SPR 138:SPR 140:SPR 142:spr 144:SPR
146:spr 148:spr 150:SPR 152:SPR 154:SPR 156:SPR 158:spr 160:SPR 162:SPR 164:SPR 166:spr 168:SPR
170:spr 172:SPR 174:SPR 176:SPR 178:spr 180:SPR 182:SPR 184:SPR 186:SPR 188:SPR 190:SPR 192:SPR
194:spr 196:SPR 198:SPR 200:SPR  

For periods over 200, this section only includes periods that are a multiple of 4 but not 8. All multiples of 8 are known. Periods over 200 that are not a multiple of 4 are not documented here.

  204:SPR 212:SPR 220:SPR 228:SPR 236:SPR 244:spr 252:SPR 260:SPR 268:SPR 276:SPR 284:SPR
292:SPR 300:SPR 308:SPR 316:spr 324:SPR 332:SPR 340:SPR 348:SPR 356:spr 364:SPR 372:SPR 380:SPR
388:spr 396:SPR 404:SPR 412:spr 420:SPR 428:SPR 436:SPR 444:SPR 452:spr 460:SPR 468:SPR 476:SPR
484:SPR 492:SPR 500:SPR 508:spr 516:SPR 524:SPR 532:SPR 540:SPR 548:SPR 556:spr 564:SPR 572:SPR
All higher multiples of 4 are known.

c/3 spaceships, puffers, rakes

S=Spaceship, P=Puffer, R=Rake. A yellow S means that only "trivial" spaceships are known, with no single section that repeats at the full period.

  3:SPR   6:SPR   9:SPR  12:Spr  15:SPr  18:SPR  21:Spr  24:SPr  27:SPR  30:SPr  33:spr  36:SPR
 39:spr  42:SPr  45:SPR  48:SPR  51:spr  54:SPR  57:spr  60:spr  63:SPR  66:spr  69:spr  72:SPR
 75:spr  78:SPR  81:SPR  84:SPR  87:spr  90:SPR  93:spr  96:SPR  99:SPR 102:spr 105:spr 108:SPR
111:spr 114:SPR 117:SPR 120:SPR 123:spr 126:SPR 129:SPR 132:spr 135:SPR 138:spr 141:spr 144:SPR
All periods over 144 are known. *

* Here is a pattern that demonstrates that all periods 144 and higher can, in principle, be constructed. (Actually, this can probably be reduced to around 90-100). The method of construction is not easy, and it could be argued that these periods are not really "known".

c/4 orthogonal spaceships, puffers, rakes

S=Spaceship, P=Puffer, R=Rake. A yellow S means that only "trivial" spaceships are known, with no single section that repeats at the full period.

  4:SPR   8:SPR  12:Spr  16:spr  20:SPr  24:SPR  28:SPr  32:SPR  36:spr  40:Spr  44:SPR  48:SPR
 52:SPR  56:Spr  60:spr  64:SPR  68:spr  72:SPR  76:SPR  80:SPr  84:SPR  88:SPR  92:spr  96:SPR
100:SPR 104:SPR 108:spr 112:spr 116:spr 120:SPR  
All periods over 120 are known.

c/4 diagonal spaceships, puffers, rakes

S=Spaceship, P=Puffer, R=Rake. A yellow S means that only "trivial" spaceships are known, with no single section that repeats at the full period. A yellow R means that only one of the two possible output directions (backrake or siderake) is known.

  4:SPR   8:SPR  12:SPR  16:SPr  20:SPR  24:SPR  28:SPR  32:SPR  36:SPR  40:SPR  44:SPR  48:SPR
 52:SPR  56:SPR  60:SPR  64:SPR  68:spr  72:SPR  76:SPR  80:SPR  84:SPR  88:SPR  92:spr  96:SPR
100:SPR 104:SPR 108:SPR 112:SPR 116:SPR 120:SPR 124:SPR 128:SPR 132:SPR 136:SPR 140:SPR 144:SPR
148:spr 152:SPR 156:SPR 160:SPR 164:spr 168:SPR 172:spr 176:SPR 180:SPR 184:spr 188:spr 192:SPR
196:SPR 200:SPR 204:spr 208:SPR 212:spr 216:SPR 220:SPR 224:SPR 228:SPR 232:SPR 236:spr 240:SPR
Higher periods are not documented here.

2c/5 spaceships, puffers, rakes

Almost all the 2c/5 technology referred to below was found in whole or in part by Paul Tooke. The original method of building p205+10N and p410+5N rakes was developed mostly by David Bell and Jason Summers; Paul Tooke improved it to p200+5N and later p185+5N.

S=Spaceship, P=Puffer, R=Rake.

  5:SPR  10:SPr  15:SPr  20:SPR  25:SPR  30:SPR  35:SPR  40:SPR  45:SPR  50:SPR  55:SPR  60:SPR
All periods over 60 are known.

See also