CCRL 40/40
Downloads and Statistics
September 16, 2017
Testing summary:
Total: 741'280 games
played by 1'928 programs
101544 CPU days (X2 4600+)

White wins: 254'859 (34.4%)
Black wins: 189'270 (25.5%)
Draws: 297'151 (40.1%)
White score: 54.4%

Engine Details

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Show each game results
Arasan 20.1 64-bit (2964+23
−23
)Quote
Author: Jon Dart (USA) Link: Homepage
This is one of the 55 Arasan versions we tested: Compare them!
OpponentEloDiffResultsScoreLOSPerf
–   NirvanaChess 2.3 64-bit3077+13
−13
(+113)5 − 11
(+1−7=8)
31.3%
5.0 / 16
0.0%
+3
–   Protector 1.9.0 64-bit3067+11
−11
(+103)3.5 − 12.5
(+0−9=7)
21.9%
3.5 / 16
0.0%
−75
–   Andscacs 0.85 64-bit3062+18
−18
(+98)7 − 9
(+2−4=10)
43.8%
7.0 / 16
0.0%
+63
–   Texel 1.06 64-bit3046+16
−16
(+82)7 − 9
(+3−5=8)
43.8%
7.0 / 16
0.0%
+45
–   Sting SF 8.1 64-bit3043+29
−29
(+79)2.5 − 7.5
(+0−5=5)
25.0%
2.5 / 10
0.0%
−72
–   Laser 1.4 64-bit3018+23
−23
(+54)5 − 15
(+1−11=8)
25.0%
5.0 / 20
0.0%
−105
–   Sting SF 7.3 64-bit3008+31
−31
(+44)0.5 − 3.5
(+0−3=1)
12.5%
0.5 / 4
1.3%
−244
–   SmarThink 1.97 64-bit3002+21
−22
(+38)1.5 − 6.5
(+0−5=3)
18.8%
1.5 / 8
0.7%
−171
–   Nemorino 3.0 64-bit3001+22
−22
(+37)10.5 − 11.5
(+6−7=9)
47.7%
10.5 / 22
1.0%
+27
–   Pedone 1.6 64-bit2969+24
−24
(+5)7.5 − 8.5
(+2−3=11)
46.9%
7.5 / 16
36.8%
−10
–   Chiron 1.5 64-bit2968+15
−15
(+4)8.5 − 7.5
(+4−3=9)
53.1%
8.5 / 16
36.9%
+25
–   Hiarcs 142963+11
−11
(−1)1.5 − 0.5
(+1−0=1)
75.0%
1.5 / 2
51.5%
+156
–   Senpai 1.0 64-bit2963+13
−13
(−1)1 − 1
(+0−0=2)
50.0%
1.0 / 2
50.9%
−1
–   Alfil 15.8 64-bit2961+17
−17
(−3)3 − 7
(+1−5=4)
30.0%
3.0 / 10
56.5%
−135
–   Pedone 1.4.1 64-bit2959+20
−20
(−5)8 − 8
(+4−4=8)
50.0%
8.0 / 16
62.1%
−2
–   Hakkapeliitta 3.0 64-bit2958+14
−13
(−6)13 − 9
(+6−2=14)
59.1%
13.0 / 22
67.9%
+46
–   Pedone 1.5 64-bit2957+21
−21
(−7)3 − 1
(+2−0=2)
75.0%
3.0 / 4
67.0%
+135
–   Naum 4 64-bit2957+15
−15
(−7)7.5 − 8.5
(+3−4=9)
46.9%
7.5 / 16
69.6%
−23
–   Vajolet2 2.3 64-bit2956+21
−21
(−8)14.5 − 11.5
(+8−5=13)
55.8%
14.5 / 26
69.6%
+26
–   Nemorino 2.00 64-bit2946+23
−23
(−18)11 − 9
(+5−3=12)
55.0%
11.0 / 20
86.2%
+13
–   Deep Sjeng c't 20102942+10
−10
(−22)1 − 1
(+0−0=2)
50.0%
1.0 / 2
95.7%
−22
–   Crafty 25.2 64-bit2936+19
−19
(−28)15.5 − 10.5
(+8−3=15)
59.6%
15.5 / 26
96.8%
+23
–   Stockfish 1.6.3 32-bit2933+17
−17
(−31)8 − 8
(+6−6=4)
50.0%
8.0 / 16
98.1%
−31
–   Wasp 2.01 64-bit2926+21
−21
(−38)13.5 − 8.5
(+11−6=5)
61.4%
13.5 / 22
99.2%
+40
–   Laser 1.3 64-bit2925+24
−24
(−39)3.5 − 0.5
(+3−0=1)
87.5%
3.5 / 4
98.9%
+243
–   Deep Junior Yokohama 64-bit2923+16
−16
(−41)10.5 − 7.5
(+5−2=11)
58.3%
10.5 / 18
99.8%
+3
–   Spike 1.4 Leiden2921+9
−9
(−43)1.5 − 0.5
(+1−0=1)
75.0%
1.5 / 2
100.0%
+114
–   Cheng 4.39 64-bit2920+14
−14
(−44)13.5 − 12.5
(+8−7=11)
51.9%
13.5 / 26
99.9%
−31
–   Bobcat 8.0 64-bit2919+19
−19
(−45)13 − 9
(+7−3=12)
59.1%
13.0 / 22
99.9%
+5
–   Rodent II 0.9.64 64-bit2917+21
−22
(−47)11 − 5
(+6−0=10)
68.8%
11.0 / 16
99.8%
+55
–   ChessBrainVB 3.312912+27
−27
(−52)6 − 4
(+3−1=6)
60.0%
6.0 / 10
99.8%
−3
–   Rodent III 0.172 64-bit2908+23
−23
(−56)2.5 − 3.5
(+1−2=3)
41.7%
2.5 / 6
100.0%
−101
–   Quazar 0.4 64-bit2905+12
−12
(−59)10 − 6
(+6−2=8)
62.5%
10.0 / 16
100.0%
+15
–   Rybka 1.1 64-bit2902+22
−21
(−62)9 − 7
(+6−4=6)
56.3%
9.0 / 16
100.0%
−22
–   Deuterium 14.3.34.130 64-bit2893+13
−13
(−71)10.5 − 5.5
(+8−3=5)
65.6%
10.5 / 16
100.0%
+35
–   EXchess 7.97b 64-bit2878+19
−19
(−86)12 − 4
(+9−1=6)
75.0%
12.0 / 16
100.0%
+78
–   ChessBrainVB 3.202873+25
−25
(−91)10.5 − 5.5
(+7−2=7)
65.6%
10.5 / 16
100.0%
0
–   Dirty 30Apr2017 64-bit2857+22
−23
(−107)2 − 2
(+0−0=4)
50.0%
2.0 / 4
100.0%
−107
–   Atlas 3.80 64-bit2847+14
−14
(−117)12 − 4
(+9−1=6)
75.0%
12.0 / 16
100.0%
+49
–   Dirty 3Nov2015 64-bit2837+17
−17
(−127)1 − 1
(+1−1=0)
50.0%
1.0 / 2
100.0%
−127
–   Tornado 8.0 64-bit2834+20
−20
(−130)9 − 7
(+5−3=8)
56.3%
9.0 / 16
100.0%
−93

Rating changes by day

Rating changes with played games

Participation in the pure lists

Pure listRankRatingNumber of games
Arasan 20.1 64-bit
played with current
participants of this list
Represented by
1-2-CPU    328Arasan 20.2 64-bit
All    218Arasan 10.4
Free    258Arasan 10.4
Free 1-2-CPU    306Arasan 20.2 64-bit
Free single-CPU    306Arasan 20.2 64-bit
Single-CPU    328Arasan 20.2 64-bit

Created in 2005-2013 by CCRL team
Last games added on September 16, 2017