CCRL 40/40
Downloads and Statistics
July 19, 2019
Testing summary:
Total: 1'068'538 games
played by 2'502 programs
146028 CPU days (X2 4600+)

White wins: 371'241 (34.7%)
Black wins: 276'263 (25.9%)
Draws: 421'034 (39.4%)
White score: 54.4%

Engine Details

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Hedgehog 1.99 64-bit in CCRL 40/40, 2019-07-19
Ponder off, General book (up to 12 moves), 3-4-5 piece EGTB
Time control: Equivalent to 40 moves in 40 minutes on Athlon 64 X2 4600+ (2.4 GHz), about 15 minutes on a modern Intel CPU.
Tested by CCRL team, 2005-2019, http://computerchess.org.uk/ccrl/4040/

CCRL 40/40 main list:
Hedgehog 1.99 64-bit has no rank with rating of 2255 Elo points (+60 -59),
based on 100 games: 43 wins, 34 losses and 23 draws
Score: 54.5%, Average opponent: −33.6, Draws: 23.0%


Pairwise results:
     Opponent                         Elo     Score                  LOS   Perf
 - Detroid 1.0.1 64-bit               2521   0.0-2.0   (+0 -2 =0 )    0.0  -INF
 - FireFly 2.7.2 64-bit               2329   1.5-2.5   (+1 -2 =1 )    0.9    -7
 - KnightX 1.93 64-bit                2319   1.0-1.0   (+1 -1 =0 )    2.3   +64
 - EveAnn 1.72                        2319   3.0-1.0   (+2 -0 =2 )    2.1  +219
 - CT800 1.34 64-bit                  2300   1.5-4.5   (+1 -4 =1 )    8.2  -147
 - Invictus r228 64-bit               2289   2.5-3.5   (+2 -3 =1 )   14.2   -24
 - Barbarossa 0.5.0 64-bit            2275   2.5-1.5   (+2 -1 =1 )   26.3  +101
 - Robocide 0.4 64-bit                2254   1.5-2.5   (+0 -1 =3 )   51.0   -58
 - SpaceDog 0.97.7 64-bit             2235   2.0-2.0   (+2 -2 =0 )   72.6   -20
 - Tiny Chess 1.46 64-bit             2224   1.0-1.0   (+1 -1 =0 )   83.4   -31
 - Joker2 0.7.7 64-bit                2220   4.0-4.0   (+2 -2 =4 )   86.1   -39
 - Robocide 20170718 64-bit           2220   2.5-1.5   (+2 -1 =1 )   86.6   +46
 - Baislicka 1.0 64-bit               2207   3.5-2.5   (+3 -2 =1 )   93.6   +10
 - Dorpsgek Eve's Temptation 64-bit   2200   5.0-3.0   (+4 -2 =2 )   96.1   +31
 - NG-Play 9.87 64-bit                2187   3.5-2.5   (+3 -2 =1 )   98.5    -9
 - Embla 2.0.7 64-bit                 2179   2.0-0.0   (+2 -0 =0 )   87.9  +INF
 - Soldat III 0.187 64-bit            2176   2.5-1.5   (+2 -1 =1 )   99.3   +15
 - RamJet 0.14                        2168   2.0-2.0   (+1 -1 =2 )   99.7   -87
 - Clever Girl r185 64-bit            2162   5.0-1.0   (+5 -1 =0 )   99.8  +223
 - Prophet3 20180811 64-bit           2131   1.0-1.0   (+1 -1 =0 )  100.0  -124
 - Embla 2.0.5 64-bit                 2120   2.5-3.5   (+2 -3 =1 )  100.0  -193
 - Cinnamon 2.2a 64-bit               2111   2.5-1.5   (+2 -1 =1 )  100.0   -49
 - Goldfish 1.13.0 64-bit             2045   2.0-0.0   (+2 -0 =0 )  100.0  +INF


Created in 2005-2013 by CCRL team
Last games added on July 19, 2019