CCRL 40/4
Downloads and Statistics
November 18, 2017
Testing summary:
Total: 1'579'577 games
played by 1'866 programs
21113 CPU days (X2 4600+)

White wins: 617'996 (39.1%)
Black wins: 503'684 (31.9%)
Draws: 457'897 (29.0%)
White score: 53.6%

Engine Details

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Zevra 1.5 r446 64-bit (1887+28
−28
)Quote
Author: Oleg Smirnov (Russia) Links: github, SDChess
This is one of the 5 Zevra versions we tested: Compare them!
OpponentEloDiffResultsScoreLOSPerf
–   Eia 0.31958+26
−26
(+71)11 − 18
(+10−17=2)
37.9%
11.0 / 29
0.0%
−29
0 = = 0 0 1 1 1 1 0 1 1 0 0 0 0 1 0 1 0 1 0 0 0 0 0 0 1 0
–   MatMoi 7.15.0-cct 64-bit1940+56
−54
(+53)14.5 − 15.5
(+11−12=7)
48.3%
14.5 / 30
3.9%
+38
0 1 0 0 1 0 1 1 1 = = 0 0 1 1 1 1 0 = 0 = = 1 0 = 1 = 0 0 0
–   Embla 0.9.9 64-bit1912+19
−19
(+25)12.5 − 17.5
(+8−13=9)
41.7%
12.5 / 30
7.2%
−32
= 1 0 0 0 0 = 1 0 = = 0 = 1 0 0 0 = 1 = = 0 1 0 1 0 0 = 1 1
–   IACH 0.56z1909+12
−11
(+22)16 − 14
(+15−13=2)
53.3%
16.0 / 30
7.1%
+50
0 1 1 1 = 0 0 1 0 1 0 = 0 1 1 1 0 1 1 0 1 1 0 0 0 1 0 1 0 1
–   Warrior 1.0.31900+10
−10
(+13)11.5 − 18.5
(+7−14=9)
38.3%
11.5 / 30
18.6%
−64
1 = = = = = 1 = 0 1 0 0 0 1 1 0 0 0 0 = = 0 0 1 0 0 1 = 0 0
–   MrChess 2.11879+20
−20
(−8)14 − 16
(+11−13=6)
46.7%
14.0 / 30
67.4%
−32
1 0 1 0 = 0 1 1 0 0 1 0 1 = = = 0 = 0 0 1 0 = 0 1 1 1 0 0 1
–   Purple Haze 2.1.01874+14
−14
(−13)17.5 − 12.5
(+17−12=1)
58.3%
17.5 / 30
78.6%
+58
1 1 1 1 0 0 0 0 0 1 1 0 0 0 1 1 1 0 1 1 1 0 1 1 1 1 0 = 1 0
–   Roce 0.03901842+12
−12
(−45)18 − 12
(+14−8=8)
60.0%
18.0 / 30
99.8%
+24
= 0 1 0 1 0 1 0 = 1 = 0 1 = 1 = 1 1 = 1 0 = 1 0 1 0 1 1 1 =
–   Deepov 0.4 64-bit1842+23
−23
(−45)13 − 14
(+11−12=4)
48.1%
13.0 / 27
99.3%
−56
1 0 0 1 0 1 1 1 0 0 = = = 0 0 1 1 1 0 1 0 1 0 0 = 1 0
–   Ranita 2.41835+12
−12
(−52)17 − 13
(+13−9=8)
56.7%
17.0 / 30
99.9%
−6
0 1 1 1 1 = = 1 1 1 0 = 1 = 0 0 = 0 1 1 = 0 0 1 = 0 0 1 = 1
–   Sayuri 2017.03.05 64-bit1833+26
−26
(−54)15 − 15
(+13−13=4)
50.0%
15.0 / 30
99.8%
−54
0 0 1 0 0 1 0 0 1 1 0 0 1 0 0 0 0 = = 1 = 1 1 1 1 1 0 1 1 =
–   Ajedrez Tactico 2.73b1824+17
−17
(−63)21 − 9
(+17−5=8)
70.0%
21.0 / 30
100.0%
+78
1 1 1 = 1 1 = = 1 1 0 0 = = 1 0 = 1 1 0 1 1 1 0 1 1 1 = 1 =
–   Celes 0.77c1818+13
−13
(−69)15 − 15
(+14−14=2)
50.0%
15.0 / 30
100.0%
−67
0 1 1 0 1 0 1 = 0 0 0 1 1 0 1 = 0 0 1 0 0 1 0 1 0 1 1 0 1 1
–   HeavyChess 0.13 beta1816+20
−19
(−71)18.5 − 11.5
(+15−8=7)
61.7%
18.5 / 30
100.0%
+14
1 1 = 1 1 = 1 = 1 1 1 1 = 0 1 0 1 = 0 1 0 0 0 1 = 1 0 1 0 =
–   Pulsar 2009-9b1756+19
−19
(−131)16.5 − 12.5
(+15−11=3)
56.9%
16.5 / 29
100.0%
−77
0 0 = = 0 1 = 0 1 0 1 1 1 1 1 1 1 1 1 0 0 0 0 0 1 1 1 1 0
–   Robin 0.9831753+11
−11
(−134)25.5 − 4.5
(+24−3=3)
85.0%
25.5 / 30
100.0%
+172
= 1 0 1 1 1 1 1 1 1 1 0 1 1 1 0 1 1 1 = = 1 1 1 1 1 1 1 1 1

Rating changes by day

Rating changes with played games

Participation in the pure lists

Pure listRankRatingNumber of games
Zevra 1.5 r446 64-bit
played with current
participants of this list
Represented by
1-2-CPU    445Zevra 1.6.1 r512 64-bit
All    445Zevra 1.6.1 r512 64-bit
Free    445Zevra 1.6.1 r512 64-bit
Free 1-2-CPU    445Zevra 1.6.1 r512 64-bit
Free single-CPU    445Zevra 1.6.1 r512 64-bit
Single-CPU    445Zevra 1.6.1 r512 64-bit

Created in 2005-2013 by CCRL team
Last games added on November 18, 2017