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 20.0 64-bit (2947+26
−26
)Quote
Author: Jon Dart (USA) Link: Homepage
This is one of the 55 Arasan versions we tested: Compare them!
OpponentEloDiffResultsScoreLOSPerf
–   Booot 6.1 64-bit3078+18
−18
(+131)4.5 − 5.5
(+2−3=5)
45.0%
4.5 / 10
0.0%
+99
–   NirvanaChess 2.3 64-bit3077+13
−13
(+130)3 − 7
(+1−5=4)
30.0%
3.0 / 10
0.0%
+1
–   Protector 1.9.0 64-bit3067+11
−11
(+120)2.5 − 7.5
(+0−5=5)
25.0%
2.5 / 10
0.0%
−31
–   Andscacs 0.85 64-bit3062+18
−18
(+115)6 − 4
(+5−3=2)
60.0%
6.0 / 10
0.0%
+189
–   Chiron 3.01 64-bit3054+20
−20
(+107)2.5 − 7.5
(+0−5=5)
25.0%
2.5 / 10
0.0%
−38
–   Texel 1.06 64-bit3046+16
−16
(+99)3.5 − 6.5
(+0−3=7)
35.0%
3.5 / 10
0.0%
+19
–   iCE 3.0 64-bit3043+15
−15
(+96)3 − 7
(+0−4=6)
30.0%
3.0 / 10
0.0%
−12
–   Naum 4.6 64-bit3017+13
−13
(+70)1 − 1
(+1−1=0)
50.0%
1.0 / 2
0.0%
+70
–   Sting SF 7.3 64-bit3008+31
−31
(+61)5.5 − 6.5
(+2−3=7)
45.8%
5.5 / 12
0.1%
+29
–   SmarThink 1.97 64-bit3002+21
−22
(+55)5 − 13
(+1−9=8)
27.8%
5.0 / 18
0.0%
−87
–   Hiarcs 142963+11
−11
(+16)1 − 1
(+1−1=0)
50.0%
1.0 / 2
12.6%
+16
–   Senpai 1.0 64-bit2963+13
−13
(+16)0.5 − 1.5
(+0−1=1)
25.0%
0.5 / 2
13.0%
−126
–   Vajolet2 2.2 64-bit2961+19
−19
(+14)5.5 − 8.5
(+1−4=9)
39.3%
5.5 / 14
18.7%
−42
–   Alfil 15.8 64-bit2961+17
−17
(+14)8 − 8
(+3−3=10)
50.0%
8.0 / 16
17.8%
+14
–   Hakkapeliitta 3.0 64-bit2958+14
−13
(+11)1 − 5
(+0−4=2)
16.7%
1.0 / 6
23.8%
−224
–   Pedone 1.5 64-bit2957+21
−21
(+10)6 − 8
(+4−6=4)
42.9%
6.0 / 14
27.7%
−38
–   Vajolet2 2.3 64-bit2956+21
−21
(+9)1.5 − 2.5
(+1−2=1)
37.5%
1.5 / 4
30.3%
−73
–   Naum 4.1 32-bit2948+23
−23
(+1)5.5 − 4.5
(+3−2=5)
55.0%
5.5 / 10
47.4%
+28
–   Nemorino 2.00 64-bit2946+23
−23
(−1)8 − 10
(+4−6=8)
44.4%
8.0 / 18
51.9%
−37
–   Deep Sjeng c't 20102942+10
−10
(−5)1 − 1
(+1−1=0)
50.0%
1.0 / 2
65.2%
−5
–   Crafty 25.2 64-bit2936+19
−19
(−11)5.5 − 6.5
(+4−5=3)
45.8%
5.5 / 12
74.6%
−42
–   Wasp 2.00 64-bit2925+28
−28
(−22)9.5 − 6.5
(+4−1=11)
59.4%
9.5 / 16
88.5%
+28
–   Laser 1.3 64-bit2925+24
−24
(−22)6.5 − 5.5
(+2−1=9)
54.2%
6.5 / 12
89.4%
0
–   Deep Junior Yokohama 64-bit2923+16
−16
(−24)0.5 − 5.5
(+0−5=1)
8.3%
0.5 / 6
94.6%
−385
–   Spike 1.4 Leiden2921+9
−9
(−26)1.5 − 0.5
(+1−0=1)
75.0%
1.5 / 2
97.3%
+131
–   Cheng 4.39 64-bit2920+14
−14
(−27)9 − 9
(+5−5=8)
50.0%
9.0 / 18
96.6%
−29
–   Bobcat 8.0 64-bit2919+19
−19
(−28)8 − 10
(+4−6=8)
44.4%
8.0 / 18
96.0%
−61
–   Crafty 25.1 64-bit2918+36
−36
(−29)9 − 1
(+8−0=2)
90.0%
9.0 / 10
89.9%
+297
–   Rodent II 0.9.64 64-bit2917+21
−22
(−30)8.5 − 5.5
(+6−3=5)
60.7%
8.5 / 14
96.3%
+44
–   Wasp 1.25 64-bit2910+22
−22
(−37)10.5 − 5.5
(+7−2=7)
65.6%
10.5 / 16
98.7%
+58
–   Rodent III 0.172 64-bit2908+23
−23
(−39)7 − 5
(+4−2=6)
58.3%
7.0 / 12
98.9%
+9
–   Rybka 1.1 64-bit2902+22
−21
(−45)5 − 5
(+2−2=6)
50.0%
5.0 / 10
99.6%
−45
–   DiscoCheck 5.2.1 64-bit2896+15
−15
(−51)7 − 3
(+4−0=6)
70.0%
7.0 / 10
100.0%
+57
–   Deuterium 14.3.34.130 64-bit2893+13
−13
(−54)6 − 4
(+3−1=6)
60.0%
6.0 / 10
100.0%
−2
–   EXchess 7.97b 64-bit2878+19
−19
(−69)13 − 11
(+7−5=12)
54.2%
13.0 / 24
100.0%
−46
–   ChessBrainVB 3.202873+25
−25
(−74)7.5 − 2.5
(+5−0=5)
75.0%
7.5 / 10
100.0%
+77
–   Stockfish 1.5.1 32-bit2865+15
−15
(−82)7 − 3
(+5−1=4)
70.0%
7.0 / 10
100.0%
+45
–   Toga II 3.02851+16
−16
(−96)8 − 2
(+6−0=4)
80.0%
8.0 / 10
100.0%
+96
–   DisasterArea 1.65 64-bit2847+18
−18
(−100)2 − 2
(+0−0=4)
50.0%
2.0 / 4
100.0%
−100
–   Atlas 3.80 64-bit2847+14
−14
(−100)5.5 − 4.5
(+3−2=5)
55.0%
5.5 / 10
100.0%
−68
–   Dirty 3Nov2015 64-bit2837+17
−17
(−110)7.5 − 4.5
(+6−3=3)
62.5%
7.5 / 12
100.0%
−23
–   Tornado 8.0 64-bit2834+20
−20
(−113)3 − 1
(+3−1=0)
75.0%
3.0 / 4
100.0%
+122
–   ChessBrainVB 3.032822+25
−25
(−125)11 − 3
(+9−1=4)
78.6%
11.0 / 14
100.0%
+76
–   Rhetoric 1.4.3 64-bit2798+15
−15
(−149)2.5 − 1.5
(+2−1=1)
62.5%
2.5 / 4
100.0%
−56
–   Pawny 1.2 64-bit2785+17
−17
(−162)3 − 1
(+2−0=2)
75.0%
3.0 / 4
100.0%
−12
–   The Baron 3.29 64-bit2785+18
−18
(−162)4 − 0
(+4−0=0)
100.0%
4.0 / 4
100.0%
+INF

Rating changes by day

Rating changes with played games

Participation in the pure lists

Pure listRankRatingNumber of games
Arasan 20.0 64-bit
played with current
participants of this list
Represented by
1-2-CPU    188Arasan 20.2 64-bit
All    140Arasan 10.4
Free    160Arasan 10.4
Free 1-2-CPU    178Arasan 20.2 64-bit
Free single-CPU    178Arasan 20.2 64-bit
Single-CPU    188Arasan 20.2 64-bit

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