CCRL 40/4
Downloads and Statistics
June 25, 2019
Testing summary:
Total: 2'055'166 games
played by 2'374 programs
27559 CPU days (X2 4600+)

White wins: 798'582 (38.9%)
Black wins: 646'405 (31.5%)
Draws: 610'179 (29.7%)
White score: 53.7%

Engine Details

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Pigeon 1.37 64-bit in CCRL 40/4, 2019-06-25
Ponder off, General book (up to 12 moves), 3-4-5 piece EGTB
Time control: Equivalent to 40 moves in 4 minutes on Athlon 64 X2 4600+ (2.4 GHz), about 1.5 minutes on a modern Intel CPU.
Tested by CCRL team, 2005-2019, http://computerchess.org.uk/ccrl/404/

CCRL 40/4 main list:
Pigeon 1.37 64-bit has no rank with rating of 1543 Elo points (+21 -22),
based on 823 games: 276 wins, 316 losses and 231 draws
Score: 47.6%, Average opponent: +21.9, Draws: 28.1%


Pairwise results:
     Opponent                         Elo     Score                  LOS   Perf
 - Mint 2.3                           1766   7.5-23.5  (+3 -19=9 )    0.0   +44
 - Robin 0.983                        1764   8.0-20.0  (+5 -17=6 )    0.0   +63
 - Vicki 0.041a                       1746   9.0-21.0  (+5 -17=8 )    0.0   +59
 - Elf 1.3.0                          1744  12.5-18.5  (+12-18=1 )    0.0  +115
 - Kanguruh 1.93                      1737   8.0-23.0  (+7 -22=2 )    0.0   -13
 - Adamant 1.7                        1735   9.0-22.0  (+5 -18=8 )    0.0   +41
 - TSCP 1.81                          1724   9.0-21.0  (+6 -18=6 )    0.0   +30
 - Belzebub 0.67                      1662  13.5-17.5  (+7 -11=13)    0.0   +80
 - IQ23.003                           1645   9.5-20.5  (+3 -14=13)    0.0   -11
 - ChessRikus 1.466                   1637  14.5-17.5  (+10-13=9 )    0.0   +62
 - Storm 0.6                          1630   8.0-24.0  (+5 -21=6 )    0.0  -102
 - AdaChess 2.0                       1616  11.0-21.0  (+9 -19=4 )    0.0   -52
 - Rainman 0.7.5                      1614  12.0-19.0  (+9 -16=6 )    0.0   -16
 - Zotron 4.4.6                       1593  18.0-14.0  (+13-9 =10)    0.0   +95
 - Needle 0.531                       1581  13.5-17.5  (+7 -11=13)    0.1    -2
 - Embla 0.9.2 64-bit                 1545   9.5-10.5  (+6 -7 =7 )   45.8   -13
 - Embla 0.9.3 64-bit                 1523  20.0-12.0  (+16-8 =8 )   86.5   +69
 - Piranha 0.5                        1503  17.0-12.0  (+14-9 =6 )  100.0   +27
 - Supra 23.0 64-bit                  1500   4.0-8.0   (+0 -4 =8 )   97.5  -125
 - Numpty Recharged 64-bit            1470  18.0-13.0  (+14-9 =8 )  100.0   -13
 - MiniMardi 1.3                      1409  19.5-12.5  (+12-5 =15)  100.0   -67
 - Satana 2.4.19 64-bit               1408  20.0-12.0  (+15-7 =10)  100.0   -50
 - Goyaz 0.007                        1408  20.0-12.0  (+15-7 =10)  100.0   -48
 - Virutor Chess 1.1.2                1367  30.5-14.5  (+24-8 =13)  100.0   -55
 - Virutor Chess 1.1                  1364  22.5-9.5   (+15-2 =15)  100.0   -55
 - MiniChessAI 1.19                   1362  20.5-10.5  (+14-4 =13)  100.0   -78
 - CeruleanJS 0.1.1 Blizzard 64-bit   1295  27.0-5.0   (+25-3 =4 )  100.0   +43


Created in 2005-2013 by CCRL team
Last games added on June 25, 2019