CCRL 40/40
Downloads and Statistics
January 13, 2018
Testing summary:
Total: 780'914 games
played by 2'018 programs
107860 CPU days (X2 4600+)

White wins: 267'852 (34.3%)
Black wins: 198'301 (25.4%)
Draws: 314'761 (40.3%)
White score: 54.5%

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 57 Arasan versions we tested: Compare them!
OpponentEloDiffResultsScoreLOSPerf
–   Booot 6.1 64-bit3079+18
−18
(+132)4.5 − 5.5
(+2−3=5)
45.0%
4.5 / 10
0.0%
+100
0 = 0 1 = 0 = 1 = =
–   NirvanaChess 2.3 64-bit3076+13
−13
(+129)3 − 7
(+1−5=4)
30.0%
3.0 / 10
0.0%
0
= 0 0 0 = = 0 = 0 1
–   Protector 1.9.0 64-bit3063+10
−10
(+116)2.5 − 7.5
(+0−5=5)
25.0%
2.5 / 10
0.0%
−35
= 0 = 0 = 0 0 = 0 =
–   Andscacs 0.85 64-bit3061+18
−19
(+114)6 − 4
(+5−3=2)
60.0%
6.0 / 10
0.0%
+188
1 0 0 1 = = 1 1 0 1
–   Chiron 3.01 64-bit3054+20
−20
(+107)2.5 − 7.5
(+0−5=5)
25.0%
2.5 / 10
0.0%
−38
0 = 0 = 0 = 0 0 = =
–   Texel 1.06 64-bit3044+16
−16
(+97)3.5 − 6.5
(+0−3=7)
35.0%
3.5 / 10
0.0%
+16
0 0 = = = = = 0 = =
–   iCE 3.0 64-bit3038+13
−13
(+91)3 − 7
(+0−4=6)
30.0%
3.0 / 10
0.0%
−17
= 0 0 = 0 = = = 0 =
–   Naum 4.6 64-bit3017+13
−13
(+70)1 − 1
(+1−1=0)
50.0%
1.0 / 2
0.0%
+70
1 0
–   Sting SF 7.3 64-bit3007+31
−31
(+60)5.5 − 6.5
(+2−3=7)
45.8%
5.5 / 12
0.1%
+28
= = = 0 = 1 = 0 = 0 = 1
–   SmarThink 1.97 64-bit2994+17
−16
(+47)5 − 13
(+1−9=8)
27.8%
5.0 / 18
0.1%
−95
= 0 1 0 = = = 0 0 = = 0 = 0 0 0 0 =
–   Senpai 1.0 64-bit2963+12
−12
(+16)0.5 − 1.5
(+0−1=1)
25.0%
0.5 / 2
13.7%
−126
= 0
–   Hiarcs 142963+11
−11
(+16)1 − 1
(+1−1=0)
50.0%
1.0 / 2
13.9%
+16
0 1
–   Alfil 15.8 64-bit2963+17
−17
(+16)8 − 8
(+3−3=10)
50.0%
8.0 / 16
15.1%
+16
= = 1 = = = = = = 0 0 0 1 1 = =
–   Vajolet2 2.2 64-bit2962+19
−19
(+15)5.5 − 8.5
(+1−4=9)
39.3%
5.5 / 14
18.0%
−41
0 = 0 = = 0 = = = = = = 0 1
–   Pedone 1.5 64-bit2957+21
−21
(+10)6 − 8
(+4−6=4)
42.9%
6.0 / 14
27.5%
−38
0 = 0 1 1 0 = 0 = 0 1 1 = 0
–   Vajolet2 2.3 64-bit2957+20
−20
(+10)1.5 − 2.5
(+1−2=1)
37.5%
1.5 / 4
27.6%
−72
1 0 0 =
–   Hakkapeliitta 3.0 64-bit2957+13
−13
(+10)1 − 5
(+0−4=2)
16.7%
1.0 / 6
25.7%
−225
0 0 0 = 0 =
–   Naum 4.1 32-bit2949+23
−23
(+2)5.5 − 4.5
(+3−2=5)
55.0%
5.5 / 10
45.1%
+29
1 0 = 1 1 0 = = = =
–   Nemorino 2.00 64-bit2947+23
−23
(0)8 − 10
(+4−6=8)
44.4%
8.0 / 18
50.8%
−36
1 0 1 = 0 1 = 0 1 = 0 0 = 0 = = = =
–   Deep Sjeng c't 20102942+10
−10
(−5)1 − 1
(+1−1=0)
50.0%
1.0 / 2
65.0%
−5
0 1
–   Crafty 25.2 64-bit2936+16
−17
(−11)5.5 − 6.5
(+4−5=3)
45.8%
5.5 / 12
75.9%
−42
1 1 1 = 0 = 0 1 0 = 0 0
–   Wasp 2.00 64-bit2931+26
−26
(−16)9.5 − 6.5
(+4−1=11)
59.4%
9.5 / 16
81.2%
+34
= = = 1 = = = = = = 1 1 = 1 0 =
–   Laser 1.3 64-bit2925+24
−24
(−22)6.5 − 5.5
(+2−1=9)
54.2%
6.5 / 12
89.6%
0
= = = = 1 = = = 0 = 1 =
–   Deep Junior Yokohama 64-bit2922+16
−16
(−25)0.5 − 5.5
(+0−5=1)
8.3%
0.5 / 6
95.0%
−386
= 0 0 0 0 0
–   Spike 1.4 Leiden2920+8
−8
(−27)1.5 − 0.5
(+1−0=1)
75.0%
1.5 / 2
97.5%
+130
1 =
–   Cheng 4.39 64-bit2920+13
−13
(−27)9 − 9
(+5−5=8)
50.0%
9.0 / 18
97.1%
−29
= 0 = 0 0 0 = = 1 0 1 1 = = 1 1 = =
–   Crafty 25.1 64-bit2919+36
−36
(−28)9 − 1
(+8−0=2)
90.0%
9.0 / 10
90.0%
+298
1 = 1 1 1 1 1 1 1 =
–   Bobcat 8.0 64-bit2918+16
−16
(−29)8 − 10
(+4−6=8)
44.4%
8.0 / 18
97.3%
−62
1 0 = = = = = 1 0 = 0 1 0 0 1 = 0 =
–   Rodent II 0.9.64 64-bit2917+22
−22
(−30)8.5 − 5.5
(+6−3=5)
60.7%
8.5 / 14
96.4%
+44
0 0 = = 1 = 1 1 0 = 1 = 1 1
–   Rodent III 0.172 64-bit2910+22
−22
(−37)7 − 5
(+4−2=6)
58.3%
7.0 / 12
98.5%
+11
0 1 = 1 = = 1 1 = = 0 =
–   Wasp 1.25 64-bit2909+22
−22
(−38)10.5 − 5.5
(+7−2=7)
65.6%
10.5 / 16
98.8%
+57
= 1 1 1 0 = 1 = = 1 1 = = = 0 1
–   Rybka 1.1 64-bit2901+22
−21
(−46)5 − 5
(+2−2=6)
50.0%
5.0 / 10
99.6%
−46
= 1 0 0 = = = = 1 =
–   DiscoCheck 5.2.1 64-bit2896+15
−15
(−51)7 − 3
(+4−0=6)
70.0%
7.0 / 10
100.0%
+57
= 1 = = 1 = = 1 = 1
–   Deuterium 14.3.34.130 64-bit2892+13
−13
(−55)6 − 4
(+3−1=6)
60.0%
6.0 / 10
100.0%
−3
= 1 = 0 = = 1 = = 1
–   EXchess 7.97b 64-bit2884+17
−17
(−63)13 − 11
(+7−5=12)
54.2%
13.0 / 24
100.0%
−40
1 = = = = 1 = 1 = = 1 1 1 0 1 0 = 0 = = = 0 0 =
–   ChessBrainVB 3.202874+25
−25
(−73)7.5 − 2.5
(+5−0=5)
75.0%
7.5 / 10
100.0%
+78
1 = = 1 1 1 = = = 1
–   Stockfish 1.5.1 32-bit2865+15
−15
(−82)7 − 3
(+5−1=4)
70.0%
7.0 / 10
100.0%
+45
= 0 1 = 1 = 1 1 = 1
–   Toga II 3.02851+16
−16
(−96)8 − 2
(+6−0=4)
80.0%
8.0 / 10
100.0%
+96
= 1 = = 1 1 1 1 = 1
–   DisasterArea 1.65 64-bit2849+16
−16
(−98)2 − 2
(+0−0=4)
50.0%
2.0 / 4
100.0%
−98
= = = =
–   Atlas 3.80 64-bit2848+14
−14
(−99)5.5 − 4.5
(+3−2=5)
55.0%
5.5 / 10
100.0%
−67
1 1 = = 0 = 1 = = 0
–   Dirty 3Nov2015 64-bit2838+17
−17
(−109)7.5 − 4.5
(+6−3=3)
62.5%
7.5 / 12
100.0%
−22
= 1 0 = = 1 1 0 1 0 1 1
–   Tornado 8.0 64-bit2836+18
−18
(−111)3 − 1
(+3−1=0)
75.0%
3.0 / 4
100.0%
+124
0 1 1 1
–   ChessBrainVB 3.032822+25
−25
(−125)11 − 3
(+9−1=4)
78.6%
11.0 / 14
100.0%
+76
= 1 1 1 = 1 = 1 1 1 0 1 = 1
–   Rhetoric 1.4.3 64-bit2801+14
−14
(−146)2.5 − 1.5
(+2−1=1)
62.5%
2.5 / 4
100.0%
−53
1 = 1 0
–   The Baron 3.29 64-bit2786+18
−18
(−161)4 − 0
(+4−0=0)
100.0%
4.0 / 4
100.0%
+INF
1 1 1 1
–   Pawny 1.2 64-bit2783+16
−16
(−164)3 − 1
(+2−0=2)
75.0%
3.0 / 4
100.0%
−13
= 1 1 =

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    186Arasan 20.4.1 64-bit
All    144Arasan 12.0 64-bit
Free    200Arasan 20.4.1 64-bit
Free 1-2-CPU    186Arasan 20.4.1 64-bit
Free single-CPU    186Arasan 20.4.1 64-bit
Single-CPU    186Arasan 20.4.1 64-bit

Created in 2005-2013 by CCRL team
Last games added on January 13, 2018