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
Zevra 1.8.2 r612 64-bit (2136+24
−24		)Quote
Author: Oleg Smirnov (Russia) Links: github, github, SDChess
This is one of the 7 Zevra versions we tested: Compare them!
OpponentEloDiffResultsScoreLOSPerf
–   OliThink 5.3.2 64-bit2341+15
−15		(+205)0 − 4
(+0−4=0)		0.0%
0.0 / 4
0.0%
−INF
–   Jumbo 0.5.3 64-bit2338+23
−23		(+202)1 − 3
(+0−2=2)		25.0%
1.0 / 4
0.0%
+35
–   GreKo 6.252336+27
−27		(+200)1.5 − 2.5
(+1−2=1)		37.5%
1.5 / 4
0.0%
+98
–   Plisk 0.2.7d 64-bit2333+15
−15		(+197)0.5 − 3.5
(+0−3=1)		12.5%
0.5 / 4
0.0%
−94
–   Isa 2.0.64 64-bit2327+13
−13		(+191)1 − 3
(+1−3=0)		25.0%
1.0 / 4
0.0%
−60
–   Typhoon 1.00-358 64-bit2325+29
−29		(+189)0.5 − 3.5
(+0−3=1)		12.5%
0.5 / 4
0.0%
−99
–   RomiChess P3m 64-bit2324+23
−23		(+188)1.5 − 2.5
(+0−1=3)		37.5%
1.5 / 4
0.0%
+110
–   Dirty 0.99z2318+28
−28		(+182)1 − 3
(+1−3=0)		25.0%
1.0 / 4
0.0%
−50
–   Arion 1.72303+15
−15		(+167)0.5 − 3.5
(+0−3=1)		12.5%
0.5 / 4
0.0%
−122
–   Aice 0.99.22299+15
−15		(+163)1 − 3
(+0−2=2)		25.0%
1.0 / 4
0.0%
−3
–   Popochin 4.0 64-bit2297+23
−23		(+161)1.5 − 2.5
(+1−2=1)		37.5%
1.5 / 4
0.0%
+49
–   Amundsen 0.802289+15
−15		(+153)2 − 2
(+1−1=2)		50.0%
2.0 / 4
0.0%
+152
–   Bagatur 1.4c 64-bit2288+28
−28		(+152)1.5 − 2.5
(+1−2=1)		37.5%
1.5 / 4
0.0%
+58
–   FireFly 2.7.2 64-bit2285+12
−12		(+149)1.5 − 6.5
(+0−5=3)		18.8%
1.5 / 8
0.0%
−72
–   Gibbon 2.69a 64-bit2284+16
−16		(+148)1.5 − 2.5
(+1−2=1)		37.5%
1.5 / 4
0.0%
+46
–   EveAnn 1.722281+13
−13		(+145)3.5 − 4.5
(+3−4=1)		43.8%
3.5 / 8
0.0%
+87
–   KnightX 1.922277+16
−16		(+141)2 − 2
(+0−0=4)		50.0%
2.0 / 4
0.0%
+141
–   Pedone 0.3 64-bit2274+27
−27		(+138)1.5 − 2.5
(+1−2=1)		37.5%
1.5 / 4
0.0%
+34
–   Averno 0.812269+16
−16		(+133)2.5 − 1.5
(+2−1=1)		62.5%
2.5 / 4
0.0%
+234
–   Anechka 0.082261+16
−16		(+125)1 − 3
(+1−3=0)		25.0%
1.0 / 4
0.0%
−108
–   RubiChess 0.7 64-bit2261+18
−18		(+125)4 − 4
(+3−3=2)		50.0%
4.0 / 8
0.0%
+131
–   Fischerle 0.9.80 SE 64-bit2259+17
−17		(+123)2.5 − 1.5
(+2−1=1)		62.5%
2.5 / 4
0.0%
+224
–   Ant 2006-F2259+17
−17		(+123)2.5 − 1.5
(+2−1=1)		62.5%
2.5 / 4
0.0%
+224
–   Absolute Zero 2.4.7.2 64-bit2258+12
−12		(+122)1.5 − 2.5
(+1−2=1)		37.5%
1.5 / 4
0.0%
+9
–   Natwarlal 0.142256+16
−16		(+120)1 − 3
(+1−3=0)		25.0%
1.0 / 4
0.0%
−131
–   Galjoen 0.38 64-bit2240+19
−19		(+104)0.5 − 1.5
(+0−1=1)		25.0%
0.5 / 2
0.0%
−66
–   Butcher 1.64 64-bit2238+18
−18		(+102)2.5 − 1.5
(+1−0=3)		62.5%
2.5 / 4
0.0%
+173
–   Ayito 0.2.9942226+16
−16		(+90)1.5 − 2.5
(+1−2=1)		37.5%
1.5 / 4
0.0%
−4
–   Fornax 1-2 64-bit2217+23
−23		(+81)4 − 6
(+1−3=6)		40.0%
4.0 / 10
0.0%
+11
–   Exacto 0.e 64-bit2209+15
−15		(+73)2.5 − 1.5
(+2−1=1)		62.5%
2.5 / 4
0.0%
+174
–   RattateChess 1.0 Nosferatu2208+16
−16		(+72)2 − 2
(+1−1=2)		50.0%
2.0 / 4
0.0%
+72
–   Beowulf 2.4a 64-bit2202+15
−15		(+66)2 − 2
(+1−1=2)		50.0%
2.0 / 4
0.0%
+66
–   RamJet 0.132187+16
−16		(+51)1.5 − 2.5
(+1−2=1)		37.5%
1.5 / 4
0.0%
−43
–   Atak 6.82187+14
−14		(+51)1.5 − 2.5
(+0−1=3)		37.5%
1.5 / 4
0.0%
−26
–   Buzz 0.08 64-bit2186+17
−17		(+50)0 − 4
(+0−4=0)		0.0%
0.0 / 4
0.0%
−INF
–   Dolphin 1.0 64-bit2181+16
−16		(+45)2 − 2
(+2−2=0)		50.0%
2.0 / 4
0.1%
+45
–   Robocide 20170718 64-bit2171+15
−15		(+35)2 − 2
(+2−2=0)		50.0%
2.0 / 4
0.6%
+35
–   CT800 1.12 64-bit2168+19
−19		(+32)4.5 − 3.5
(+4−3=1)		56.3%
4.5 / 8
1.9%
+91
–   Adam 3.32168+16
−16		(+32)3 − 1
(+3−1=0)		75.0%
3.0 / 4
1.5%
+265
–   OBender 03.2016 64-bit2166+16
−16		(+30)1.5 − 2.5
(+1−2=1)		37.5%
1.5 / 4
2.0%
−81
–   Uralochka 1.1b2166+16
−16		(+30)1.5 − 2.5
(+1−2=1)		37.5%
1.5 / 4
1.8%
−74
–   Neurosis 2.32159+21
−21		(+23)1 − 3
(+1−3=0)		25.0%
1.0 / 4
7.8%
−227
–   Betsabe II 1.09c2158+30
−30		(+22)3 − 1
(+2−0=2)		75.0%
3.0 / 4
13.1%
+187
–   Myrddin 0.85 32-bit2154+24
−24		(+18)0.5 − 3.5
(+0−3=1)		12.5%
0.5 / 4
14.0%
−273
–   Jazz 501 32-bit2153+26
−26		(+17)1 − 1
(+1−1=0)		50.0%
1.0 / 2
16.5%
+16
–   Latista (Sinobyl) 1.52152+19
−19		(+16)1.5 − 2.5
(+1−2=1)		37.5%
1.5 / 4
14.8%
−78
–   RattateChess Bologna 20072151+22
−22		(+15)3 − 1
(+3−1=0)		75.0%
3.0 / 4
18.7%
+248
–   Dorpsgek Eve's Temptation 64-bit2151+13
−13		(+15)18.5 − 31.5
(+11−24=15)
37.0%
18.5 / 50
13.5%
−87
–   MORA 1.0.02148+22
−22		(+12)3.5 − 8.5
(+2−7=3)		29.2%
3.5 / 12
23.3%
−161
–   Dorpsgek Dillinger 64-bit2143+16
−16		(+7)11.5 − 12.5
(+8−9=7)		47.9%
11.5 / 24
32.2%
−12
–   Glass 0.1.0c2137+30
−30		(+1)0.5 − 3.5
(+0−3=1)		12.5%
0.5 / 4
48.2%
−287
–   Quazar 0.2 64-bit2137+30
−30		(+1)3.5 − 0.5
(+3−0=1)		87.5%
3.5 / 4
47.7%
+291
–   GopherCheck 0.2.3 64-bit2137+16
−16		(+1)2.5 − 1.5
(+2−1=1)		62.5%
2.5 / 4
48.5%
+105
–   NagaSkaki 5.122135+15
−15		(−1)0 − 4
(+0−4=0)		0.0%
0.0 / 4
52.8%
−INF
–   MORA 1.1.02135+21
−21		(−1)4 − 4
(+2−2=4)		50.0%
4.0 / 8
53.9%
+4
–   NoC 19.12 64-bit2133+29
−29		(−3)4.5 − 3.5
(+4−3=1)		56.3%
4.5 / 8
57.6%
+56
–   Lime 662131+15
−15		(−5)1.5 − 2.5
(+1−2=1)		37.5%
1.5 / 4
64.4%
−106
–   BlackBishop 0.472130+30
−30		(−6)2 − 0
(+2−0=0)		100.0%
2.0 / 2
61.8%
+INF
–   Prophet 2.0 64-bit2122+23
−23		(−14)1.5 − 2.5
(+1−2=1)		37.5%
1.5 / 4
80.7%
−115
–   Isa 1.9.51 64-bit2120+23
−23		(−16)2 − 2
(+1−1=2)		50.0%
2.0 / 4
83.3%
−4
–   Sungorus 1.22120+23
−23		(−16)3 − 1
(+3−1=0)		75.0%
3.0 / 4
83.8%
+234
–   Clever Girl r160 64-bit2119+18
−18		(−17)2 − 2
(+2−2=0)		50.0%
2.0 / 4
87.7%
−16
–   Embla 2.0.0 64-bit2118+17
−17		(−18)5 − 5
(+2−2=6)		50.0%
5.0 / 10
89.3%
−22
–   Clever Girl r185 64-bit2118+19
−19		(−18)2 − 2
(+1−1=2)		50.0%
2.0 / 4
88.9%
−29
–   Pawny 0.132116+28
−28		(−20)1 − 3
(+1−3=0)		25.0%
1.0 / 4
86.2%
−252
–   Little Wing 0.7.0 64-bit2111+23
−23		(−25)8 − 8
(+6−6=4)		50.0%
8.0 / 16
93.4%
−25
–   iCE 0.12106+25
−25		(−30)3.5 − 0.5
(+3−0=1)		87.5%
3.5 / 4
95.7%
+261
–   Chesley r323 32-bit2099+21
−21		(−37)2 − 2
(+1−1=2)		50.0%
2.0 / 4
99.0%
−37
–   NagaSkaki 4.002097+30
−30		(−39)2.5 − 1.5
(+2−1=1)		62.5%
2.5 / 4
97.9%
+62
–   KnockOut 0.7.12095+14
−14		(−41)2 − 2
(+1−1=2)		50.0%
2.0 / 4
99.9%
−41
–   Betsabe II 1.052095+27
−27		(−41)4 − 0
(+4−0=0)		100.0%
4.0 / 4
98.8%
+INF
–   FireFly 2.5.8 32-bit2093+30
−30		(−43)3 − 1
(+3−1=0)		75.0%
3.0 / 4
98.7%
+207
–   Raven 0.50 64-bit2080+26
−26		(−56)6 − 6
(+3−3=6)		50.0%
6.0 / 12
99.9%
−56
–   Parrot 07.07.222078+17
−17		(−58)1.5 − 2.5
(+1−2=1)		37.5%
1.5 / 4
100.0%
−162
–   ChessKISS 1.3a 32-bit2053+29
−29		(−83)2.5 − 1.5
(+2−1=1)		62.5%
2.5 / 4
100.0%
+20
–   Embla 1.0.2 64-bit2050+22
−22		(−86)3.5 − 4.5
(+2−3=3)		43.8%
3.5 / 8
100.0%
−136
–   Hedgehog 1.82 64-bit2036+21
−21		(−100)10.5 − 1.5
(+9−0=3)		87.5%
10.5 / 12
100.0%
+189
–   Little Wing 0.6.0 64-bit2033+23
−23		(−103)4 − 4
(+3−3=2)		50.0%
4.0 / 8
100.0%
−96
–   Hedgehog 1.81 64-bit2027+23
−23		(−109)8 − 2
(+6−0=4)		80.0%
8.0 / 10
100.0%
+99
462 games: 144 wins, 185 losses, 133 draws (28.8%), score: 45.6%

Rating changes by day

Rating changes with played games

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