CCRL 40/15
Downloads and Statistics
November 16, 2024
Testing summary:
Total: 1'967'497 games
played by 3'973 programs

White wins: 610'660 (31.0%)
Black wins: 425'811 (21.6%)
Draws: 931'026 (47.3%)
White score: 54.7%

Engine Details

Options
Show each game results
Chiron 1.1a 32-bit (2953+12
−12		)Quote
Author: Ubaldo Farina (Italy) Link: Homepage
Includes games from 1.1 and 1.1a
This is one of the 14 Chiron versions we tested: Compare them!
OpponentEloDiffResultsScoreLOSPerf
–   Houdini 2.0c 32-bit3140+11
−11		(+187)19.5 − 48.5
(+1−30=37)
28.7%
19.5 / 68
0.0%
+45
–   Strelka 5.5 32-bit3127+11
−11		(+174)8 − 22
(+1−15=14)
26.7%
8.0 / 30
0.0%
+15
–   Houdini 1.5a 32-bit3124+9
−9		(+171)6.5 − 23.5
(+1−18=11)
21.7%
6.5 / 30
0.0%
−31
–   Strelka 5.1 32-bit3117+11
−11		(+164)9 − 21
(+2−14=14)
30.0%
9.0 / 30
0.0%
+27
–   Critter 1.4 32-bit3107+10
−10		(+154)7 − 23
(+2−18=10)
23.3%
7.0 / 30
0.0%
−44
–   Critter 1.6a 32-bit3106+13
−13		(+153)9 − 23
(+3−17=12)
28.1%
9.0 / 32
0.0%
−6
–   Critter 1.6 32-bit3105+15
−15		(+152)7.5 − 23.5
(+1−17=13)
24.2%
7.5 / 31
0.0%
−28
–   Critter 1.2 32-bit3096+11
−11		(+143)10.5 − 27.5
(+3−20=15)
27.6%
10.5 / 38
0.0%
−19
–   Stockfish 2.2.2 32-bit3086+11
−11		(+133)10.5 − 19.5
(+3−12=15)
35.0%
10.5 / 30
0.0%
+28
–   Komodo 5 32-bit3084+13
−13		(+131)7.5 − 24.5
(+3−20=9)
23.4%
7.5 / 32
0.0%
−73
–   Stockfish 2.3.1 32-bit3075+15
−15		(+122)9 − 23
(+4−18=10)
28.1%
9.0 / 32
0.0%
−44
–   Rybka 4.1 32-bit3063+11
−11		(+110)12 − 26
(+2−16=20)
31.6%
12.0 / 38
0.0%
−11
–   Komodo 4 32-bit3063+13
−13		(+110)9 − 21
(+0−12=18)
30.0%
9.0 / 30
0.0%
−15
–   Vitruvius 1.11C 32-bit3062+12
−12		(+109)10 − 20
(+3−13=14)
33.3%
10.0 / 30
0.0%
−7
–   Stockfish 2.1.1 32-bit3058+12
−12		(+105)14.5 − 23.5
(+7−16=15)
38.2%
14.5 / 38
0.0%
+14
–   IvanHoe 9.46h 32-bit3055+12
−12		(+102)9.5 − 20.5
(+1−12=17)
31.7%
9.5 / 30
0.0%
−16
–   Komodo 3 32-bit3055+12
−12		(+102)16 − 22
(+6−12=20)
42.1%
16.0 / 38
0.0%
+49
–   DeepSaros 2.3j 32-bit3053+13
−13		(+100)12 − 20
(+4−12=16)
37.5%
12.0 / 32
0.0%
+14
–   Defenchess 1.1f 64-bit3027+11
−11		(+74)2.5 − 3.5
(+2−3=1)		41.7%
2.5 / 6
0.0%
+2
–   Naum 4.2 32-bit2985+9
−9		(+32)27.5 − 30.5
(+13−16=29)
47.4%
27.5 / 58
0.0%
+16
–   Fritz 132984+10
−10		(+31)19.5 − 21.5
(+9−11=21)
47.6%
19.5 / 41
0.0%
+15
–   SlowChess Blitz Classic 1.5 64-bit2980+19
−19		(+27)13 − 7
(+9−3=8)		65.0%
13.0 / 20
0.9%
+140
–   Deep Sjeng c't 20102964+8
−8		(+11)28 − 30
(+14−16=28)
48.3%
28.0 / 58
6.8%
+2
–   Shredder 12 32-bit2952+6
−6		(−1)40 − 48
(+21−29=38)
45.5%
40.0 / 88
55.1%
−32
–   Deep Junior 13 32-bit2936+14
−14		(−17)24 − 18
(+14−8=20)
57.1%
24.0 / 42
97.1%
+33
–   Spike 1.4 Leiden2935+6
−6		(−18)23.5 − 24.5
(+14−15=19)
49.0%
23.5 / 48
99.6%
−20
–   Rybka 2.3.2a 32-bit2933+7
−7		(−20)14 − 16
(+7−9=14)
46.7%
14.0 / 30
99.8%
−44
–   Deep Junior 13.3 32-bit2929+12
−12		(−24)22.5 − 9.5
(+16−3=13)
70.3%
22.5 / 32
99.8%
+122
–   Deep Junior 12.5 32-bit2929+13
−13		(−24)29 − 17
(+19−7=20)
63.0%
29.0 / 46
99.7%
+74
–   Hannibal 1.2 32-bit2925+12
−12		(−28)16 − 14
(+8−6=16)
53.3%
16.0 / 30
100.0%
−3
–   Hiarcs 13.22916+9
−9		(−37)23.5 − 22.5
(+15−14=17)
51.1%
23.5 / 46
100.0%
−28
–   Atlas 3.91 64-bit2916+11
−11		(−37)6.5 − 5.5
(+3−2=7)		54.2%
6.5 / 12
100.0%
0
–   Gull 1.0a 32-bit2905+10
−10		(−48)16.5 − 13.5
(+11−8=11)
55.0%
16.5 / 30
100.0%
−8
–   Quazar 0.4 32-bit2897+10
−10		(−56)15 − 15
(+8−8=14)
50.0%
15.0 / 30
100.0%
−56
–   Protector 1.4.0 32-bit2897+9
−9		(−56)17.5 − 14.5
(+9−6=17)
54.7%
17.5 / 32
100.0%
−23
–   Gull 1.2 32-bit2896+10
−10		(−57)18.5 − 13.5
(+12−7=13)
57.8%
18.5 / 32
100.0%
+4
–   Pedantic 0.4.1 64-bit2888+17
−17		(−65)12 − 8
(+7−3=10)		60.0%
12.0 / 20
100.0%
+5
–   Hannibal 1.1 32-bit2887+11
−11		(−66)17.5 − 14.5
(+10−7=15)
54.7%
17.5 / 32
100.0%
−31
–   Scorpio 2.7.9 64-bit2883+22
−22		(−70)6.5 − 3.5
(+5−2=3)		65.0%
6.5 / 10
100.0%
+42
–   Velvet 2.0.0 64-bit2881+21
−21		(−72)5 − 3
(+3−1=4)		62.5%
5.0 / 8
100.0%
+12
–   Spark 1.0 32-bit2880+9
−9		(−73)17 − 15
(+9−7=16)
53.1%
17.0 / 32
100.0%
−48
–   Weiawaga 5.0 64-bit2873+12
−12		(−80)5 − 3
(+4−2=2)		62.5%
5.0 / 8
100.0%
+18
–   Thinker 5.4d Inert 32-bit2871+8
−8		(−82)18 − 14
(+12−8=12)
56.3%
18.0 / 32
100.0%
−30
–   Ceibo 0.9 64-bit2868+12
−12		(−85)11 − 9
(+5−3=12)		55.0%
11.0 / 20
100.0%
−48
–   Booot 5.1.02860+8
−8		(−93)18.5 − 13.5
(+13−8=11)
57.8%
18.5 / 32
100.0%
−30
–   Demolito 2017-06-18 64-bit2859+22
−22		(−94)6 − 4
(+4−2=4)		60.0%
6.0 / 10
100.0%
−16
–   Tornado 8.0 64-bit2858+10
−10		(−95)7 − 3
(+5−1=4)		70.0%
7.0 / 10
100.0%
+47
–   The Baron 3.41 64-bit2850+19
−19		(−103)5.5 − 4.5
(+3−2=5)		55.0%
5.5 / 10
100.0%
−71
–   Avalanche 1.1.0 64-bit2850+21
−21		(−103)9 − 3
(+7−1=4)		75.0%
9.0 / 12
100.0%
+84
–   Winter 0.4a 64-bit2846+20
−20		(−107)7.5 − 4.5
(+5−2=5)		62.5%
7.5 / 12
100.0%
−21
–   MinkoChess 1.3 32-bit2832+25
−25		(−121)7 − 3
(+5−1=4)		70.0%
7.0 / 10
100.0%
+23
–   Toga II 3.1.2SE2827+15
−15		(−126)0.5 − 1.5
(+0−1=1)		25.0%
0.5 / 2
100.0%
−288
–   Ethereal 8.37 64-bit2822+22
−22		(−131)4 − 2
(+3−1=2)		66.7%
4.0 / 6
100.0%
−7
–   Zappa Mexico II 32-bit2820+10
−10		(−133)1 − 1
(+1−1=0)		50.0%
1.0 / 2
100.0%
−133
–   Belette 3.0.0 64-bit2809+16
−16		(−144)10.5 − 5.5
(+8−3=5)		65.6%
10.5 / 16
100.0%
−18
–   Nemo 1.0.1 32-bit2803+24
−24		(−150)8 − 2
(+7−1=2)		80.0%
8.0 / 10
100.0%
+95
–   Onno 1.2.70 32-bit2795+15
−15		(−158)1 − 1
(+1−1=0)		50.0%
1.0 / 2
100.0%
−158
–   tomitankChess 3.0 64-bit2794+14
−14		(−159)6 − 2
(+5−1=2)		75.0%
6.0 / 8
100.0%
+34
–   The Baron 3.29 64-bit2793+15
−15		(−160)7 − 3
(+5−1=4)		70.0%
7.0 / 10
100.0%
−17
–   RuyDos 1.1.10 64-bit2791+19
−19		(−162)10 − 2
(+9−1=2)		83.3%
10.0 / 12
100.0%
+113
–   MinkoChess 1.2 32-bit2788+12
−12		(−165)0.5 − 1.5
(+0−1=1)		25.0%
0.5 / 2
100.0%
−336
–   Bright 0.5c2786+11
−11		(−167)2 − 0
(+2−0=0)		100.0%
2.0 / 2
100.0%
+INF
–   Naraku 1.42779+13
−13		(−174)2 − 0
(+2−0=0)		100.0%
2.0 / 2
100.0%
+INF
–   Jonny 4.002734+8
−8		(−219)1 − 1
(+1−1=0)		50.0%
1.0 / 2
100.0%
−218
1634 games: 392 wins, 526 losses, 716 draws (43.8%), score: 45.9%

Rating changes by day

Rating changes with played games

Created in 2005-2013 by CCRL team
Last games added on November 16, 2024