CCRL 40/15
Downloads and Statistics
April 10, 2021
Testing summary:
Total: 1'235'065 games
played by 2'819 programs

White wins: 423'539 (34.3%)
Black wins: 311'222 (25.2%)
Draws: 500'304 (40.5%)
White score: 54.5%

Engine Details

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Show each game results
Chiron 1.1a 32-bit (2931+15
−14		)Quote
Author: Ubaldo Farina
Includes games from 1.1 and 1.1a
This is one of the 12 Chiron versions we tested: Compare them!
OpponentEloDiffResultsScoreLOSPerf
–   Houdini 2.0c 32-bit3102+13
−13		(+171)19.5 − 48.5
(+1−30=37)
28.7%
19.5 / 68
0.0%
+45
1 0 = = = = = = = = 0 0 0 0 = 0 = = = 0 0 0 = = 0 = = = = 0 = 0 = 0 0 = 0 0 0 0 0 0 0 0 = = = = = = = 0 0 0 = 0 = 0 = 0 = = 0 = 0 = = =
–   Houdini 1.5a 32-bit3088+12
−12		(+157)6.5 − 23.5
(+1−18=11)
21.7%
6.5 / 30
0.0%
−30
0 0 = = 0 = = = 1 0 0 = 0 = = 0 = 0 0 0 0 0 0 0 0 = 0 = 0 0
–   Strelka 5.5 32-bit3086+15
−15		(+155)8 − 22
(+1−15=14)
26.7%
8.0 / 30
0.0%
+13
= = 0 = = = = = = = 0 0 0 1 0 0 0 0 = 0 = 0 = 0 0 = = 0 0 0
–   Strelka 5.1 32-bit3080+15
−15		(+149)9 − 21
(+2−14=14)
30.0%
9.0 / 30
0.0%
+28
0 = = 0 = 0 = 1 0 0 1 0 = = = = 0 0 0 0 0 0 = = = 0 = 0 = =
–   Critter 1.4 32-bit3071+13
−13		(+140)7 − 23
(+2−18=10)
23.3%
7.0 / 30
0.0%
−41
0 = = 0 = = = 0 = 0 0 0 0 1 0 0 0 = 0 = = 0 1 0 0 0 0 0 0 =
–   Critter 1.6a 32-bit3067+16
−16		(+136)9 − 23
(+3−17=12)
28.1%
9.0 / 32
0.0%
−6
1 = 0 0 = = 1 0 0 0 = = 0 0 0 0 = 0 = 0 0 1 = = 0 0 = = = 0 0 0
–   Critter 1.6 32-bit3067+19
−19		(+136)7.5 − 23.5
(+1−17=13)
24.2%
7.5 / 31
0.0%
−28
= 0 = = 0 0 0 = 0 = 0 0 = = 0 0 = 0 0 0 = 0 0 0 0 1 = 0 = = =
–   Critter 1.2 32-bit3059+14
−14		(+128)10.5 − 27.5
(+3−20=15)
27.6%
10.5 / 38
0.0%
−15
1 0 0 = = 0 0 0 0 = 0 1 = 0 = = = 0 0 = 0 = 0 = 0 0 = 0 0 = 0 = 0 0 = 1 0 =
–   Stockfish 2.2.2 32-bit3049+14
−14		(+118)10.5 − 19.5
(+3−12=15)
35.0%
10.5 / 30
0.0%
+28
= = 0 = 0 0 = 0 0 0 = = = = = = 0 1 = 0 0 1 0 = 0 = 0 1 = =
–   Komodo 5 32-bit3046+16
−16		(+115)7.5 − 24.5
(+3−20=9)
23.4%
7.5 / 32
0.0%
−72
= 0 0 0 1 0 = 0 0 0 0 0 0 0 = 0 1 1 = 0 0 0 = 0 0 = 0 0 0 = = =
–   Stockfish 2.3.1 32-bit3039+17
−17		(+108)9 − 23
(+4−18=10)
28.1%
9.0 / 32
0.0%
−41
= 0 = 1 0 0 1 0 = = 0 = = 0 0 0 0 0 0 0 0 0 = = 0 0 = = 0 0 1 1
–   Komodo 4 32-bit3032+16
−16		(+101)9 − 21
(+0−12=18)
30.0%
9.0 / 30
0.0%
−7
= 0 = 0 = = 0 0 = = = = = = = 0 = = = 0 = 0 0 0 = 0 = = 0 0
–   Rybka 4.1 32-bit3030+12
−12		(+99)12 − 26
(+2−16=20)
31.6%
12.0 / 38
0.0%
−6
= = = = 0 0 0 0 0 0 = = = = 0 = = = 0 = 0 = 1 = 0 0 0 0 0 1 = 0 = = = 0 = =
–   Vitruvius 1.11C 32-bit3029+14
−14		(+98)10 − 20
(+3−13=14)
33.3%
10.0 / 30
0.0%
−2
0 = = = = = 0 = = 0 = 0 0 = = 0 0 0 = = 0 0 0 0 1 1 0 = = 1
–   Stockfish 2.1.1 32-bit3028+15
−15		(+97)14.5 − 23.5
(+7−16=15)
38.2%
14.5 / 38
0.0%
+19
1 0 1 = = 0 0 1 = 0 = 0 0 = 0 = 0 0 0 1 0 = 0 = 1 = 0 0 = 1 1 0 = = = 0 = =
–   Komodo 3 32-bit3022+14
−14		(+91)16 − 22
(+6−12=20)
42.1%
16.0 / 38
0.0%
+46
= 1 = = = 0 0 = = 1 1 0 1 0 0 0 = 0 = = 0 = 0 1 = = = = = = = = 1 = 0 = 0 0
–   IvanHoe 9.46h 32-bit3022+14
−14		(+91)9.5 − 20.5
(+1−12=17)
31.7%
9.5 / 30
0.0%
−12
= = 0 = = 0 = 0 = = = 0 0 = = = = = 0 = 0 = 0 = 0 0 0 0 = 1
–   DeepSaros 2.3j 32-bit3020+15
−15		(+89)12 − 20
(+4−12=16)
37.5%
12.0 / 32
0.0%
+15
= 0 = 0 = 0 = 0 0 = 0 = 1 = 0 0 0 = = 1 1 = 0 0 = = = 1 = = = 0
–   Defenchess 1.1f 64-bit2996+12
−12		(+65)2.5 − 3.5
(+2−3=1)		41.7%
2.5 / 6
0.0%
+5
= 0 1 1 0 0
–   Fritz 132959+11
−11		(+28)19.5 − 21.5
(+9−11=21)
47.6%
19.5 / 41
0.1%
+15
= 0 = = = 0 1 = = = 1 1 0 = 1 = 1 = 1 = = 0 = 1 = = = 1 0 0 0 0 = = 0 = 0 = = 0 1
–   Naum 4.2 32-bit2958+10
−10		(+27)27.5 − 30.5
(+13−16=29)
47.4%
27.5 / 58
0.1%
+13
= = = 1 = = 0 0 = = 0 = = = 1 1 0 = 0 = 0 1 1 0 = = 1 = 1 1 1 = 0 0 = 0 0 = 1 = 0 = 1 = = = = 0 0 = 1 0 1 = = 0 = =
–   SlowChess Blitz Classic 1.5 64-bit2955+22
−22		(+24)13 − 7
(+9−3=8)		65.0%
13.0 / 20
3.5%
+123
= 1 1 = = 0 = 1 = = 1 1 1 1 0 1 = 1 = 0
–   Deep Sjeng c't 20102940+10
−10		(+9)28 − 30
(+14−16=28)
48.3%
28.0 / 58
13.4%
+2
1 = 1 = 1 = 1 = 1 = 1 = = 0 0 = 1 = 0 = 0 1 = 0 0 = 0 = = = = = 0 = = = 0 1 0 1 = = = = 1 0 1 0 = 0 = = 0 0 1 1 = 0
–   Shredder 12 32-bit2929+7
−7		(−2)40 − 48
(+21−29=38)
45.5%
40.0 / 88
59.9%
−27
0 = 1 0 = 0 = 0 = = 0 = 1 = 0 = 1 = = 0 0 = 0 1 = 0 0 = 1 = = 1 1 = = = = = 0 = 1 0 0 1 = = = 1 0 1 = = 1 0 1 = = = 1 = 0 0 1 = 0 0 0 = 0 0 0 1 0 1 = = 0 0 = = 1 1 1 = = 1 0 0
–   Deep Junior 13 32-bit2915+18
−18		(−16)24 − 18
(+14−8=20)
57.1%
24.0 / 42
91.3%
+26
1 1 0 0 0 1 = 1 = 1 0 1 = = = = 1 0 0 = 1 = = = 0 1 = = = 1 0 = = 1 = = 1 = = 1 1 =
–   Spike 1.4 Leiden2914+8
−8		(−17)23.5 − 24.5
(+14−15=19)
49.0%
23.5 / 48
97.9%
−18
= 1 = 1 = 0 0 0 = = = 1 1 0 0 = 0 = 0 = 0 0 0 = 1 0 1 = 0 1 1 1 = 1 0 1 = 0 = = = = 1 = 1 = 1 0
–   Rybka 2.3.2a 32-bit2912+9
−9		(−19)14 − 16
(+7−9=14)
46.7%
14.0 / 30
98.7%
−39
0 = = 1 = 0 1 = 0 0 0 1 = 1 0 = = = = = 1 = = = = 0 1 1 0 0
–   Deep Junior 13.3 32-bit2908+15
−14		(−23)22.5 − 9.5
(+16−3=13)
70.3%
22.5 / 32
98.6%
+107
= 1 = 1 1 1 1 1 = 1 1 1 0 1 = = = 1 1 = 0 1 = 1 = = = = 1 0 1 =
–   Deep Junior 12.5 32-bit2908+15
−16		(−23)29 − 17
(+19−7=20)
63.0%
29.0 / 46
98.4%
+62
0 1 0 1 0 = 1 = 1 = 1 = = 1 = 0 = 1 = 1 0 1 1 0 1 = = = 1 = 1 = = 1 = 1 = 0 = = 1 1 1 1 = =
–   Hannibal 1.2 32-bit2905+14
−14		(−26)16 − 14
(+8−6=16)
53.3%
16.0 / 30
99.4%
−5
= 0 = 0 0 = = 1 = 0 0 = 0 = = = = = 1 = = 1 = 1 1 1 1 = = 1
–   Atlas 3.91 64-bit2899+13
−13		(−32)6.5 − 5.5
(+3−2=7)		54.2%
6.5 / 12
99.9%
0
= = = 1 = 0 = 0 = 1 = 1
–   Hiarcs 13.22895+11
−10		(−36)23.5 − 22.5
(+15−14=17)
51.1%
23.5 / 46
100.0%
−28
0 0 0 = 1 0 = 1 1 = 1 = 0 1 0 0 = 1 = 0 0 1 1 1 1 = 0 = 1 = 1 1 = 1 0 = = 0 = 1 0 = = = 0 =
–   Gull 1.0a 32-bit2885+12
−12		(−46)16.5 − 13.5
(+11−8=11)
55.0%
16.5 / 30
100.0%
−12
= = = = 1 1 1 0 0 1 1 0 1 = 1 = 0 1 = = = = 1 0 = 1 0 0 0 1
–   Quazar 0.4 32-bit2880+12
−12		(−51)15 − 15
(+8−8=14)
50.0%
15.0 / 30
100.0%
−51
0 = 1 1 = 0 1 0 = 1 1 = = 0 = = 0 0 = 1 0 1 = = 0 = 1 = = =
–   Protector 1.4.0 32-bit2878+11
−11		(−53)17.5 − 14.5
(+9−6=17)
54.7%
17.5 / 32
100.0%
−25
= 1 0 1 0 = = 1 = = 1 = = 1 = 0 = = 0 0 1 = = 1 = 1 1 = = = = 0
–   Gull 1.2 32-bit2876+12
−12		(−55)18.5 − 13.5
(+12−7=13)
57.8%
18.5 / 32
100.0%
−1
0 1 0 1 = 1 1 0 = 1 = 0 = = 1 = = 1 1 1 = = = 1 = 0 = 1 = 0 0 1
–   Hannibal 1.1 32-bit2870+13
−13		(−61)17.5 − 14.5
(+10−7=15)
54.7%
17.5 / 32
100.0%
−31
= = 1 1 = = 0 = = = 0 = 1 1 = 1 0 0 1 = = = = 0 1 = 0 1 = 1 1 0
–   Scorpio 2.7.9 64-bit2866+25
−25		(−65)6.5 − 3.5
(+5−2=3)		65.0%
6.5 / 10
100.0%
+34
0 = 0 1 1 = 1 1 = 1
–   Spark 1.0 32-bit2864+11
−11		(−67)17 − 15
(+9−7=16)
53.1%
17.0 / 32
100.0%
−46
= = = 1 0 = 1 = 1 = = = = 1 0 = 1 = = 1 0 1 0 = = = 0 1 0 = 1 0
–   Thinker 5.4d Inert 32-bit2856+10
−10		(−75)18 − 14
(+12−8=12)
56.3%
18.0 / 32
100.0%
−31
1 = 1 1 1 0 0 = 0 = = 1 = 1 1 = = = 1 = 1 0 = 0 0 1 = 1 0 = 1 0
–   Booot 5.1.02844+10
−10		(−87)18.5 − 13.5
(+13−8=11)
57.8%
18.5 / 32
100.0%
−33
1 = 0 = 0 0 1 0 1 1 1 = = 1 = = 1 = 1 0 = 0 0 1 1 = = 1 1 0 1 =
–   Demolito 2017-06-18 64-bit2843+25
−25		(−88)6 − 4
(+4−2=4)		60.0%
6.0 / 10
100.0%
−20
= = 0 1 = 1 1 1 = 0
–   Tornado 8.0 64-bit2842+13
−13		(−89)7 − 3
(+5−1=4)		70.0%
7.0 / 10
100.0%
+38
= 1 0 1 1 1 1 = = =
–   The Baron 3.41 64-bit2837+22
−22		(−94)5.5 − 4.5
(+3−2=5)		55.0%
5.5 / 10
100.0%
−66
= 1 = = 0 = 1 = 0 1
–   Winter 0.4a 64-bit2833+24
−24		(−98)7.5 − 4.5
(+5−2=5)		62.5%
7.5 / 12
100.0%
−24
0 1 1 = 1 1 0 = = = 1 =
–   MinkoChess 1.3 32-bit2829+31
−31		(−102)7 − 3
(+5−1=4)		70.0%
7.0 / 10
100.0%
+28
1 0 1 1 = 1 = = = 1
–   Ethereal 8.37 64-bit2816+27
−27		(−115)4 − 2
(+3−1=2)		66.7%
4.0 / 6
100.0%
−4
0 = = 1 1 1
–   Toga II 3.1.2SE2814+17
−17		(−117)0.5 − 1.5
(+0−1=1)		25.0%
0.5 / 2
100.0%
−259
0 =
–   Zappa Mexico II 32-bit2809+12
−12		(−122)1 − 1
(+1−1=0)		50.0%
1.0 / 2
100.0%
−122
1 0
–   Nemo 1.0.1 32-bit2794+29
−29		(−137)8 − 2
(+7−1=2)		80.0%
8.0 / 10
100.0%
+95
= 1 1 = 1 1 1 1 1 0
–   Onno 1.2.70 32-bit2786+18
−18		(−145)1 − 1
(+1−1=0)		50.0%
1.0 / 2
100.0%
−145
0 1
–   tomitankChess 3.0 64-bit2786+16
−16		(−145)6 − 2
(+5−1=2)		75.0%
6.0 / 8
100.0%
+35
= 1 0 = 1 1 1 1
–   The Baron 3.29 64-bit2785+18
−18		(−146)7 − 3
(+5−1=4)		70.0%
7.0 / 10
100.0%
−18
1 = 1 1 = 1 0 1 = =
–   RuyDos 1.1.10 64-bit2782+22
−22		(−149)10 − 2
(+9−1=2)		83.3%
10.0 / 12
100.0%
+122
= 1 1 1 0 1 1 1 1 1 = 1
–   MinkoChess 1.2 32-bit2780+14
−14		(−151)0.5 − 1.5
(+0−1=1)		25.0%
0.5 / 2
100.0%
−308
= 0
–   Bright 0.5c2778+12
−12		(−153)2 − 0
(+2−0=0)		100.0%
2.0 / 2
100.0%
+INF
1 1
–   Jonny 4.002777+11
−11		(−154)1 − 1
(+1−1=0)		50.0%
1.0 / 2
100.0%
−154
0 1
–   Naraku 1.42774+16
−16		(−157)2 − 0
(+2−0=0)		100.0%
2.0 / 2
100.0%
+INF
1 1
1550 games: 358 wins, 513 losses, 679 draws (43.8%), score: 45.0%

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Created in 2005-2013 by CCRL team
Last games added on April 10, 2021