CCRL 40/4
Downloads and Statistics
January 20, 2018
Testing summary:
Total: 1'636'522 games
played by 1'950 programs
22009 CPU days (X2 4600+)

White wins: 639'530 (39.1%)
Black wins: 520'020 (31.8%)
Draws: 476'972 (29.1%)
White score: 53.7%

Engine Details

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Show each game results
Arasan 12.3 64-bit (2557+16
−16
)Quote
Author: Jon Dart (USA) Link: Homepage
This is one of the 29 Arasan versions we tested: Compare them!
OpponentEloDiffResultsScoreLOSPerf
–   Tornado 4.40 64-bit2721+14
−14
(+164)6 − 26
(+3−23=6)
18.8%
6.0 / 32
0.0%
−83
0 0 0 0 0 = 0 0 0 0 = 0 0 0 0 0 0 0 = 0 0 0 = 0 = = 0 0 1 1 0 1
–   Delfi 5.42680+8
−8
(+123)12 − 20
(+5−13=14)
37.5%
12.0 / 32
0.0%
+43
= 0 0 0 = 0 = 0 = = = 1 0 = 0 0 = 0 = = 1 1 0 = = 0 0 1 = = 1 0
–   Daydreamer 1.75 64-bit2672+10
−9
(+115)13 − 19
(+10−16=6)
40.6%
13.0 / 32
0.0%
+47
0 0 1 0 1 0 0 0 1 = 0 1 1 = 1 0 = 0 = 1 1 0 0 = 1 = 0 0 1 0 0 0
–   Alaric 7072663+7
−7
(+106)10.5 − 21.5
(+7−18=7)
32.8%
10.5 / 32
0.0%
−20
0 0 = 0 0 0 = 1 0 = = 0 1 1 1 0 1 = 0 = 0 0 0 0 0 0 1 1 = 0 0 0
–   Colossus 2008b2641+7
−7
(+84)16 − 16
(+11−11=10)
50.0%
16.0 / 32
0.0%
+86
0 0 = = 1 = 1 0 1 = 0 0 1 0 0 = = = 1 1 1 0 = 1 1 = 0 = 0 1 1 0
–   Cyrano 0.6b17 64-bit2640+9
−9
(+83)13.5 − 18.5
(+5−10=17)
42.2%
13.5 / 32
0.0%
+38
= 1 0 = 0 = 0 0 = 0 = 1 1 0 0 = = = = = = = 0 0 = = 1 = = 0 1 =
–   E.T. Chess 13.01.082635+7
−7
(+78)10 − 22
(+6−18=8)
31.3%
10.0 / 32
0.0%
−57
0 0 1 = 0 0 1 0 = 1 1 0 0 = 0 0 = 0 0 = 0 0 = 0 1 0 0 0 = 1 = 0
–   Alfil 8.1.1 Optimized2625+9
−9
(+68)10 − 22
(+5−17=10)
31.3%
10.0 / 32
0.0%
−60
0 = 1 = 0 0 = 0 0 1 = = = = 0 0 0 0 0 0 0 0 0 0 1 0 1 1 = 0 = =
–   Sloppy 0.2.2 64-bit2617+8
−8
(+60)10 − 22
(+6−18=8)
31.3%
10.0 / 32
0.0%
−75
0 0 = 1 0 = 0 0 = 0 0 0 0 0 1 1 = = 1 = 0 0 1 0 = 0 = 0 0 0 1 0
–   Zappa 1.1 64-bit2603+10
−11
(+46)21.5 − 7.5
(+20−6=3)
74.1%
21.5 / 29
0.0%
+243
0 1 1 1 1 0 = 1 1 1 1 1 1 1 1 1 = 1 = 1 0 1 1 0 1 0 0 1 1
–   Pharaon 3.5.12603+7
−7
(+46)10.5 − 21.5
(+8−19=5)
32.8%
10.5 / 32
0.0%
−86
0 0 0 0 0 = 0 0 0 = 1 0 = 0 1 0 0 0 1 0 0 0 1 1 1 0 1 0 = 0 = 1
–   Amyan 1.722602+8
−8
(+45)13.5 − 18.5
(+10−15=7)
42.2%
13.5 / 32
0.0%
−11
= 1 1 0 1 0 1 0 0 1 0 0 1 1 0 = 0 0 0 0 = = 0 1 = 0 1 = 1 = 0 0
–   N2 0.4 64-bit2590+10
−10
(+33)13.5 − 18.5
(+8−13=11)
42.2%
13.5 / 32
0.0%
−19
0 1 = 0 0 = 0 0 1 = = = = 1 = 0 = = 0 = = 1 1 0 1 0 1 0 1 0 0 0
–   Ruffian 1.0.52585+9
−9
(+28)13.5 − 18.5
(+9−14=9)
42.2%
13.5 / 32
0.1%
−27
0 1 1 0 0 0 0 0 0 = 1 = = = 1 1 0 0 = = 0 1 1 1 0 1 = 0 = 0 = 0
–   Hamsters 0.7.12579+8
−8
(+22)14.5 − 17.5
(+9−12=11)
45.3%
14.5 / 32
0.8%
−5
1 1 0 1 = = 1 = 0 1 0 = 0 = = = 0 = 0 1 1 0 0 0 0 1 = 1 0 = 0 =
–   SOS 5.12577+8
−7
(+20)11 − 21
(+9−19=4)
34.4%
11.0 / 32
1.3%
−101
1 0 1 0 = 0 0 = 1 0 0 0 0 0 1 = 0 0 0 0 1 0 1 0 0 0 1 = 0 1 1 0
–   Pseudo 0.7c2575+8
−8
(+18)13.5 − 18.5
(+7−12=13)
42.2%
13.5 / 32
2.1%
−33
0 1 1 0 1 = = 0 0 = = 1 = = 0 0 = = 0 = = 1 = 0 1 1 = 0 = 0 0 0
–   Aristarch 4.502566+8
−8
(+9)11.5 − 20.5
(+6−15=11)
35.9%
11.5 / 32
14.3%
−83
0 1 1 = 0 = 0 0 0 0 = = = 1 0 = 0 0 = 0 0 0 = 0 1 = = 0 1 = 1 0
–   The Baron 2.23 64-bit2555+8
−8
(−2)20.5 − 11.5
(+14−5=13)
64.1%
20.5 / 32
59.9%
+86
1 = = 1 0 = = = 1 1 1 = 1 1 0 0 1 1 = 1 = = = 1 = = = 1 1 0 0 1
–   Philou 3.602551+15
−15
(−6)9 − 11
(+6−8=6)
45.0%
9.0 / 20
71.1%
−47
1 0 0 1 1 0 1 0 0 = 1 = 0 0 = = 1 = 0 =
–   Ktulu 4.22544+11
−11
(−13)16.5 − 14.5
(+11−9=11)
53.2%
16.5 / 31
90.1%
+9
= 0 0 0 0 1 0 1 = 1 0 = 1 = = 1 = 0 1 = 1 0 1 = 1 1 = 0 = 1 =
–   Dirty 11D-272542+15
−16
(−15)18.5 − 13.5
(+16−11=5)
57.8%
18.5 / 32
91.5%
+42
0 0 0 = 1 = 0 = 0 0 1 1 0 1 1 1 1 = 0 1 = 1 1 0 1 1 0 1 1 1 0 1
–   Hermann 2.6 64-bit2540+13
−14
(−17)11 − 11
(+7−7=8)
50.0%
11.0 / 22
94.9%
−12
1 0 = 1 = 1 1 1 = 0 0 1 0 1 0 = = = = 0 = 0
–   AnMon 5.752538+8
−8
(−19)15.5 − 16.5
(+11−12=9)
48.4%
15.5 / 32
98.3%
−30
0 1 0 0 = 1 1 = 1 1 1 = 0 = = 0 = 1 0 0 0 0 1 = = 0 0 1 1 0 = 1
–   SmarThink 0.17a2536+10
−10
(−21)19 − 13
(+14−8=10)
59.4%
19.0 / 32
98.6%
+36
1 0 = 1 = 1 = = 1 0 = 0 = 0 = 1 1 0 1 1 0 1 = 1 = 1 1 0 1 0 = 1
–   Ufim 8.022536+7
−7
(−21)19.5 − 12.5
(+15−8=9)
60.9%
19.5 / 32
99.1%
+53
= 0 1 = 1 = = 0 1 0 = 0 = 1 1 0 0 = 1 1 0 1 1 = 1 1 = 1 1 1 1 0
–   Gaviota 0.80 64-bit2532+14
−14
(−25)18 − 14
(+15−11=6)
56.3%
18.0 / 32
98.9%
+21
0 1 1 1 = 1 0 1 = 0 1 = 0 0 1 0 1 1 1 0 1 = 1 0 = 1 0 0 0 = 1 1
–   Hermann 2.8 64-bit2530+10
−10
(−27)9.5 − 4.5
(+8−3=3)
67.9%
9.5 / 14
99.8%
+108
1 1 1 1 1 0 1 1 = 0 0 1 = =
–   Hermann 2.5 64-bit2512+13
−13
(−45)18 − 14
(+15−11=6)
56.3%
18.0 / 32
100.0%
0
1 1 0 1 1 1 0 = 0 0 1 1 = 1 = 1 0 0 0 0 = 0 1 1 1 1 1 0 = 1 0 =
–   Little Goliath Evolution 3.122506+7
−7
(−51)18.5 − 13.5
(+15−10=7)
57.8%
18.5 / 32
100.0%
+6
= 1 1 1 0 1 0 1 0 = 1 = 1 = 0 1 1 0 1 0 1 1 0 0 = 0 = = 1 0 1 1
–   Green Light Chess 3.01.2.22506+9
−9
(−51)21 − 11
(+15−5=12)
65.6%
21.0 / 32
100.0%
+49
= 0 0 1 1 1 0 = = 1 1 1 1 0 1 1 = = = 0 1 1 = = = = 1 1 1 1 = =
–   Trace 1.37a2505+8
−7
(−52)19.5 − 12.5
(+15−8=9)
60.9%
19.5 / 32
100.0%
+23
0 0 1 0 1 = 1 = 1 1 0 0 = 0 = 1 1 = 1 1 = 0 = 1 1 1 1 1 = 1 0 =
–   Yace 0.99.872504+8
−8
(−53)17 − 15
(+12−10=10)
53.1%
17.0 / 32
100.0%
−33
0 0 = = 1 = 0 0 = 0 1 0 = 1 1 1 = = 1 0 1 = 1 0 1 1 = 0 = 1 1 0
–   Bruja 1.9.1 64-bit2487+11
−11
(−70)21.5 − 10.5
(+15−4=13)
67.2%
21.5 / 32
100.0%
+40
= 1 0 = 1 1 = = 1 1 = = = = 1 1 = = 0 0 = 1 1 1 1 1 0 = 1 = 1 1
–   Tao 5.62483+10
−10
(−74)17 − 13
(+13−9=8)
56.7%
17.0 / 30
100.0%
−31
1 1 0 1 = = 0 1 0 1 0 1 0 = 0 1 1 0 1 1 = 0 1 = = = = 1 0 1
–   CuckooChess 1.102481+17
−17
(−76)21.5 − 10.5
(+17−6=9)
67.2%
21.5 / 32
100.0%
+46
1 = 0 1 1 1 1 1 = 0 = = 1 0 = 1 1 1 1 1 = 1 0 1 = 1 = 1 0 1 = 0
–   Xpdnt 0910072465+13
−13
(−92)20 − 12
(+14−6=12)
62.5%
20.0 / 32
100.0%
−14
1 1 = 1 = 0 1 0 0 1 = = = 1 1 = = 0 = 1 1 = = 1 1 1 = = 1 0 1 0
–   Kiwi 0.6d 64-bit2463+12
−12
(−94)21 − 11
(+19−9=4)
65.6%
21.0 / 32
100.0%
+30
0 0 1 1 1 1 1 0 1 1 = 0 1 1 1 0 0 = 1 1 1 1 0 1 0 1 = = 1 0 1 1
–   LittleThought 1.052 64-bit2455+10
−10
(−102)17.5 − 14.5
(+15−12=5)
54.7%
17.5 / 32
100.0%
−68
0 = 0 1 0 0 1 1 1 1 1 0 = 1 = 0 0 1 = 0 0 1 1 1 = 1 1 0 1 0 0 1
–   SpiderChess 0706032438+8
−8
(−119)19.5 − 12.5
(+15−8=9)
60.9%
19.5 / 32
100.0%
−43
0 1 = 0 1 1 = 1 0 = 1 0 1 1 0 0 = 1 0 = 1 = = 1 = 1 1 = 0 1 1 1
–   Abrok 5.02435+9
−9
(−122)25 − 7
(+22−4=6)
78.1%
25.0 / 32
100.0%
+96
1 1 1 = = 1 1 = 0 1 1 1 1 0 1 1 = 1 1 1 1 1 1 0 1 1 1 = 1 = 1 0
–   King of Kings 2.562431+10
−9
(−126)16 − 16
(+12−12=8)
50.0%
16.0 / 32
100.0%
−129
0 1 = 0 = 1 = 1 = 0 1 0 1 0 = = = 1 1 0 0 0 1 1 1 0 1 = 0 0 1 0
–   Gaia 3.5 64-bit2425+9
−9
(−132)22 − 10
(+19−7=6)
68.8%
22.0 / 32
100.0%
+12
1 = 0 = 1 0 1 1 1 0 1 = 1 = 1 1 = 1 0 = 1 1 1 1 1 0 0 0 1 1 1 1
–   Delphil 2.72421+26
−26
(−136)7.5 − 2.5
(+6−1=3)
75.0%
7.5 / 10
100.0%
+37
1 = 1 0 1 = = 1 1 1
–   Snitch 1.6.2 32-bit2419+10
−10
(−138)21.5 − 9.5
(+16−4=11)
69.4%
21.5 / 31
100.0%
−11
= 1 1 1 1 1 1 0 1 1 = 0 = = = 1 = 1 1 = 1 = 0 1 = 1 = 1 0 1 =

Rating changes by day

Rating changes with played games

Participation in the pure lists

Pure listRankRatingNumber of games
Arasan 12.3 64-bit
played with current
participants of this list
Represented by
1-2-CPU    979Arasan 20.3 64-bit
All    979Arasan 20.3 64-bit 4CPU
Free    1039Arasan 20.1 64-bit 4CPU
Free 1-2-CPU    1039Arasan 20.3 64-bit
Free single-CPU    1039Arasan 20.3 64-bit
Single-CPU    979Arasan 20.3 64-bit

Created in 2005-2013 by CCRL team
Last games added on January 20, 2018