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Iwona image
Pattern type Methuselah
Number of cells 19
Bounding box 20×21
Lifespan 28786 generations
Final population 3091
L/I 1515.1
F/I 162.7
F/L 0.107
L/MCPS 685.4
Discovered by Andrzej Okrasinski
Year of discovery 2004

Iwona is a methuselah with a lifespan of 28786 generations that was found by Andrzej Okrasinski on August 20, 2004.

Stable pattern

The stable pattern that results from Iwona has 3091 cells and consists of 213 blinkers (including 21 traffic lights), 196 blocks, 143 beehives (including nine honey farms), 47 gliders, 34 loaves, 31 boats, nine ships, six ponds, six tubs, three barges, two ship-ties in the form of a fleet, and one paperclip.[1]

See also


  1. Koenig, H. (February 21, 2005). "New Methuselah Records". Retrieved on January 24, 2009.