CCRL 40/40
Downloads and Statistics
January 20, 2018
Testing summary:
Total: 783'129 games
played by 2'026 programs
108312 CPU days (X2 4600+)

White wins: 268'533 (34.3%)
Black wins: 198'801 (25.4%)
Draws: 315'795 (40.3%)
White score: 54.5%

Engine Details

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Show each game results
Arasan 10.4 (2469+20
−21
)Quote
Author: Jon Dart (USA) Link: Homepage
This is one of the 58 Arasan versions we tested: Compare them!
OpponentEloDiffResultsScoreLOSPerf
–   Spike 1.2 Turin2746+7
−7
(+277)4 − 28
(+1−25=6)
12.5%
4.0 / 32
0.0%
−28
–   Chessmaster 11 Aiglos II2701+20
−20
(+232)0.5 − 1.5
(+0−1=1)
25.0%
0.5 / 2
0.0%
+89
–   Naum 2.0 32-bit2698+15
−15
(+229)7.5 − 23.5
(+3−19=9)
24.2%
7.5 / 31
0.0%
+47
–   Movei 00.8.438 (10 10 10)2668+11
−11
(+199)6.5 − 25.5
(+3−22=7)
20.3%
6.5 / 32
0.0%
−25
–   Alaric 7072659+12
−12
(+190)7.5 − 24.5
(+2−19=11)
23.4%
7.5 / 32
0.0%
+9
–   Cyrano 0.6b17 32-bit2647+14
−14
(+178)0.5 − 1.5
(+0−1=1)
25.0%
0.5 / 2
0.0%
+20
–   Colossus 2008b2643+13
−13
(+174)0 − 1
(+0−1=0)
0.0%
0.0 / 1
0.0%
−INF
–   Delfi 5.22637+21
−21
(+168)10 − 22
(+4−16=12)
31.3%
10.0 / 32
0.0%
+46
–   CM10th Default2632+15
−15
(+163)0 − 2
(+0−2=0)
0.0%
0.0 / 2
0.0%
−INF
–   Hamsters 0.72626+24
−24
(+157)0.5 − 1.5
(+0−1=1)
25.0%
0.5 / 2
0.0%
0
–   BugChess2 1.6.3 32-bit2620+19
−19
(+151)0 − 1
(+0−1=0)
0.0%
0.0 / 1
0.0%
−INF
–   List 5.122618+18
−18
(+149)10 − 22
(+6−18=8)
31.3%
10.0 / 32
0.0%
+13
–   ProDeo 1.62618+20
−20
(+149)0.5 − 0.5
(+0−0=1)
50.0%
0.5 / 1
0.0%
+118
–   Slow Chess Blitz WV22616+16
−16
(+147)1 − 1
(+0−0=2)
50.0%
1.0 / 2
0.0%
+147
–   Pharaon 3.5.12613+13
−13
(+144)9 − 20
(+2−13=14)
31.0%
9.0 / 29
0.0%
+25
–   Naum 1.91 32-bit2605+15
−15
(+136)0 − 2
(+0−2=0)
0.0%
0.0 / 2
0.0%
−INF
–   Alfil 8.1.12601+14
−14
(+132)1.5 − 0.5
(+1−0=1)
75.0%
1.5 / 2
0.0%
+289
–   The Baron 2.23 32-bit2594+17
−17
(+125)1 − 2
(+1−2=0)
33.3%
1.0 / 3
0.0%
−17
–   Amyan 1.722591+13
−13
(+122)0.5 − 1.5
(+0−1=1)
25.0%
0.5 / 2
0.0%
−20
–   Frenzee 3.0 32-bit2577+22
−22
(+108)0 − 2
(+0−2=0)
0.0%
0.0 / 2
0.0%
−INF
–   Cyrano 0.52565+33
−33
(+96)1.5 − 0.5
(+1−0=1)
75.0%
1.5 / 2
0.0%
+252
–   Crafty 22.1 32-bit2565+28
−28
(+96)0 − 4
(+0−4=0)
0.0%
0.0 / 4
0.0%
−INF
–   BugChess2 1.6.22555+33
−33
(+86)2 − 2
(+1−1=2)
50.0%
2.0 / 4
0.0%
+75
–   Crafty 21.5 32-bit2542+32
−32
(+73)0.5 − 1.5
(+0−1=1)
25.0%
0.5 / 2
0.0%
−69
–   Colossus 2008a2542+29
−30
(+73)1 − 3
(+0−2=2)
25.0%
1.0 / 4
0.0%
−76
–   AnMon 5.752530+16
−16
(+61)2 − 0
(+2−0=0)
100.0%
2.0 / 2
0.0%
+INF
–   DanaSah 4.242527+17
−17
(+58)4.5 − 4.5
(+4−4=1)
50.0%
4.5 / 9
0.0%
+58
–   Movei 00.8.4032525+32
−32
(+56)0 − 2
(+0−2=0)
0.0%
0.0 / 2
0.2%
−INF
–   GarboChess 2.20 32-bit2522+17
−17
(+53)13 − 25
(+5−17=16)
34.2%
13.0 / 38
0.0%
−47
–   Twisted Logic 0.099x2522+33
−33
(+53)0.5 − 1.5
(+0−1=1)
25.0%
0.5 / 2
0.4%
−103
–   Sloppy 0.1.02521+30
−30
(+52)1 − 1
(+0−0=2)
50.0%
1.0 / 2
0.3%
+52
–   AnMon 5.602513+15
−15
(+44)1 − 3
(+1−3=0)
25.0%
1.0 / 4
0.0%
−191
–   CuckooChess 1.092508+33
−33
(+39)5 − 5
(+4−4=2)
50.0%
5.0 / 10
2.6%
+39
–   Little Goliath Evolution 3.122507+18
−18
(+38)1 − 3
(+0−2=2)
25.0%
1.0 / 4
0.4%
−119
–   Twisted Logic 0.0852507+28
−28
(+38)0 − 2
(+0−2=0)
0.0%
0.0 / 2
1.7%
−INF
–   Tao 5.62503+17
−17
(+34)0.5 − 1.5
(+0−1=1)
25.0%
0.5 / 2
0.6%
−108
–   Hermann 2.4 32-bit2502+23
−23
(+33)1 − 2
(+1−2=0)
33.3%
1.0 / 3
2.0%
−101
–   Twisted Logic 20080404x2495+26
−26
(+26)2 − 2
(+1−1=2)
50.0%
2.0 / 4
6.1%
+26
–   Delphil 3.2 64-bit2494+17
−17
(+25)4.5 − 5.5
(+3−4=3)
45.0%
4.5 / 10
3.2%
−11
–   Ufim 7.012489+32
−32
(+20)1.5 − 2.5
(+1−2=1)
37.5%
1.5 / 4
15.8%
−62
–   N2 0.12489+23
−23
(+20)1.5 − 0.5
(+1−0=1)
75.0%
1.5 / 2
11.1%
+162
–   Yace 0.99.872487+18
−18
(+18)19.5 − 14.5
(+14−9=11)
57.4%
19.5 / 34
9.3%
+67
–   Xpdnt 0910072486+16
−16
(+17)1 − 1
(+1−1=0)
50.0%
1.0 / 2
9.6%
+17
–   Booot 4.12.02483+35
−35
(+14)1 − 1
(+0−0=2)
50.0%
1.0 / 2
25.0%
+14
–   Cerebro 3.03d2480+18
−18
(+11)6.5 − 4.5
(+5−3=3)
59.1%
6.5 / 11
21.7%
+73
–   Pepito 1.59 32-bit2480+24
−24
(+11)1 − 1
(+1−1=0)
50.0%
1.0 / 2
24.6%
+11
–   Trace 1.362480+21
−21
(+11)0.5 − 1.5
(+0−1=1)
25.0%
0.5 / 2
24.9%
−146
–   Matacz 1.42480+17
−17
(+11)10.5 − 12.5
(+8−10=5)
45.7%
10.5 / 23
21.1%
−20
–   Rotor 0.42479+18
−18
(+10)0 − 2
(+0−2=0)
0.0%
0.0 / 2
23.9%
−INF
–   Anatoli 0.35k2479+16
−16
(+10)6 − 5
(+3−2=6)
54.5%
6.0 / 11
22.4%
+37
–   Amyan 1.5972472+21
−21
(+3)1.5 − 0.5
(+1−0=1)
75.0%
1.5 / 2
42.7%
+145
–   BBChess 1.3a2471+25
−25
(+2)5.5 − 4.5
(+5−4=1)
55.0%
5.5 / 10
44.6%
+39
–   Trace 1.37a2468+19
−19
(−1)3 − 1
(+2−0=2)
75.0%
3.0 / 4
52.8%
+141
–   Quark 2.352467+18
−18
(−2)0 − 2
(+0−2=0)
0.0%
0.0 / 2
57.0%
−INF
–   Dirty 14M-222466+33
−33
(−3)6.5 − 5.5
(+4−3=5)
54.2%
6.5 / 12
56.1%
+21
–   Philou 3.0.02455+29
−29
(−14)1.5 − 0.5
(+1−0=1)
75.0%
1.5 / 2
78.4%
+142
–   GreKo 8.0 32-bit2448+29
−29
(−21)5 − 5
(+4−4=2)
50.0%
5.0 / 10
87.6%
−21
–   Orion 0.4 64-bit2448+28
−28
(−21)6 − 4
(+5−3=2)
60.0%
6.0 / 10
88.7%
+53
–   Bruja 1.9.1 32-bit2444+24
−24
(−25)1.5 − 2.5
(+1−2=1)
37.5%
1.5 / 4
94.2%
−110
–   Hermann 2.3 32-bit2444+32
−32
(−25)5 − 2
(+3−0=4)
71.4%
5.0 / 7
90.9%
+89
–   Hussar 0.42444+17
−17
(−25)4 − 4
(+3−3=2)
50.0%
4.0 / 8
96.7%
−25
–   Typhoon 1.00-3482439+33
−34
(−30)4 − 6
(+3−5=2)
40.0%
4.0 / 10
93.3%
−98
–   Delphil 2.32438+32
−33
(−31)5 − 5
(+3−3=4)
50.0%
5.0 / 10
94.5%
−31
–   nanoSzachy 3.82437+16
−16
(−32)0.5 − 1.5
(+0−1=1)
25.0%
0.5 / 2
99.2%
−174
–   Cheng3 1.02b2435+35
−35
(−34)1.5 − 4.5
(+1−4=1)
25.0%
1.5 / 6
95.1%
−229
–   Typhoon 1.00-3582434+17
−17
(−35)7.5 − 5.5
(+5−3=5)
57.7%
7.5 / 13
99.6%
+7
–   Snitch 1.6.2 32-bit2432+24
−24
(−37)0 − 2
(+0−2=0)
0.0%
0.0 / 2
98.9%
−INF
–   Murka 2 32-bit2432+30
−30
(−37)7 − 3
(+5−1=4)
70.0%
7.0 / 10
97.9%
+86
–   Homer 2.012429+20
−21
(−40)5 − 5
(+4−4=2)
50.0%
5.0 / 10
99.7%
−45
–   Nemeton 1.62427+27
−28
(−42)4 − 6
(+2−4=4)
40.0%
4.0 / 10
99.3%
−105
–   PostModernist 10162424+20
−20
(−45)0 − 2
(+0−2=0)
0.0%
0.0 / 2
99.9%
−INF
–   Betsabe II 1.30 64-bit2423+22
−22
(−46)5 − 5
(+3−3=4)
50.0%
5.0 / 10
99.8%
−41
–   Cmcchess 2.6 64-bit2421+19
−19
(−48)5.5 − 4.5
(+4−3=3)
55.0%
5.5 / 10
100.0%
−11
–   Pupsi2 0.062417+34
−34
(−52)6.5 − 11.5
(+4−9=5)
36.1%
6.5 / 18
99.5%
−149
–   Muse 0.899b2416+21
−21
(−53)1.5 − 0.5
(+1−0=1)
75.0%
1.5 / 2
100.0%
+89
–   Jumbo 0.4.34 64-bit2413+26
−26
(−56)4 − 6
(+2−4=4)
40.0%
4.0 / 10
100.0%
−124
–   Pawny 0.2.2 32-bit2411+34
−34
(−58)7 − 3
(+6−2=2)
70.0%
7.0 / 10
99.8%
+89
–   Delphil 1.9c2411+34
−34
(−58)2 − 0
(+2−0=0)
100.0%
2.0 / 2
99.8%
+INF
–   Delphil 1.6c2409+33
−33
(−60)1.5 − 0.5
(+1−0=1)
75.0%
1.5 / 2
99.9%
+96
–   Queen 4.032408+18
−18
(−61)0 − 1
(+0−1=0)
0.0%
0.0 / 1
100.0%
−INF
–   Diablo 0.5.12407+18
−18
(−62)0.5 − 1.5
(+0−1=1)
25.0%
0.5 / 2
100.0%
−204
–   nanoSzachy 3.42406+23
−23
(−63)2 − 0
(+2−0=0)
100.0%
2.0 / 2
100.0%
+INF
–   Dragon 4.62406+18
−18
(−63)19 − 13
(+13−7=12)
59.4%
19.0 / 32
100.0%
−1
–   Pawny 0.2.1 32-bit2402+31
−31
(−67)6 − 2
(+6−2=0)
75.0%
6.0 / 8
100.0%
+159
–   Rhetoric 1.0 64-bit2398+33
−33
(−71)8.5 − 1.5
(+7−0=3)
85.0%
8.5 / 10
100.0%
+176
–   Tigran 2.4n 64-bit2393+18
−18
(−76)7 − 3
(+7−3=0)
70.0%
7.0 / 10
100.0%
+101
–   LittleThought 1.04 32-bit2392+33
−34
(−77)7 − 3
(+6−2=2)
70.0%
7.0 / 10
100.0%
+70
–   Dorky 4.3 32-bit2385+26
−26
(−84)6.5 − 3.5
(+5−2=3)
65.0%
6.5 / 10
100.0%
+16
–   Delphil 1.9f2383+33
−33
(−86)4 − 2
(+3−1=2)
66.7%
4.0 / 6
100.0%
+32
–   DoubleCheck 2.5.4 32-bit2382+33
−33
(−87)6 − 2
(+5−1=2)
75.0%
6.0 / 8
100.0%
+88
–   Rotor 0.32380+32
−32
(−89)1.5 − 0.5
(+1−0=1)
75.0%
1.5 / 2
100.0%
+67
–   GreKo 6.302377+33
−33
(−92)3.5 − 6.5
(+2−5=3)
35.0%
3.5 / 10
100.0%
−191
–   Waxman 20162375+23
−23
(−94)5 − 3
(+4−2=2)
62.5%
5.0 / 8
100.0%
+1
–   Carballo 1.1.12372+32
−32
(−97)8.5 − 1.5
(+8−1=1)
85.0%
8.5 / 10
100.0%
+212
–   MadChess 2.0 64-bit2367+22
−22
(−102)7 − 3
(+5−1=4)
70.0%
7.0 / 10
100.0%
+21
–   GreKo 6.252367+33
−34
(−102)5.5 − 0.5
(+5−0=1)
91.7%
5.5 / 6
100.0%
+258
–   Counter 1.02365+33
−33
(−104)5 − 3
(+3−1=4)
62.5%
5.0 / 8
100.0%
−35
–   Plisk 0.2.6 32-bit2352+33
−33
(−117)6 − 4
(+4−2=4)
60.0%
6.0 / 10
100.0%
−53
–   Gibbon 2.69a 64-bit2316+19
−19
(−153)5.5 − 2.5
(+5−2=1)
68.8%
5.5 / 8
100.0%
0
–   Pedone 0.3 64-bit2309+34
−34
(−160)7.5 − 2.5
(+6−1=3)
75.0%
7.5 / 10
100.0%
+14

Rating changes by day

Rating changes with played games

Participation in the pure lists

Pure listRankRatingNumber of games
Arasan 10.4
played with current
participants of this list
Represented by
1-2-CPU    325Arasan 20.4.1 64-bit
32-bit#962463336itself
32-bit 1-2-CPU#972464336itself
32-bit single-CPU#972464336itself
All    325Arasan 20.4.1 64-bit
Free    354Arasan 20.4.1 64-bit
Free 1-2-CPU    323Arasan 20.4.1 64-bit
Free 32-bit#81-822469367itself
Free 32-bit 1-2-CPU#82-832469367itself
Free 32-bit single-CPU#82-832469367itself
Free single-CPU    323Arasan 20.4.1 64-bit
Single-CPU    325Arasan 20.4.1 64-bit

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