Period-45 glider gun

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Period-45 glider gun
Period-45 glider gun image
Pattern type Gun
Number of cells 147
Bounding box 47×38
Period 45
Barrels Unknown
Discovered by Matthias Merzenich
Year of discovery 2010

Period-45 glider gun is a true period 45 gun discovered by Matthias Merzenich in 2010, with improvements by Adam P. Goucher and Dave Greene.[1]. It consists of an object hassled by pentadecathlons.

A further improvement by Tanner Jacobi in 2015, replacing three of the pentadecathlons with custom still-lifes, is given on the right.[2]

Image gallery

Original period 45 glider gun.


  1. Matthias Merzenich (April 29, 2010). "Re: Pattern of the Year 2010 competition". Retrieved on March 18, 2016.
  2. Tanner Jacobi (April 12, 2015). "Re: Execution of Old Guns by Variable-Speed Firing Squad". Retrieved on March 18, 2016.