CCRL 40/15
Downloads and Statistics
November 16, 2024
Testing summary:
Total: 1'967'497 games
played by 3'973 programs

White wins: 610'660 (31.0%)
Black wins: 425'811 (21.6%)
Draws: 931'026 (47.3%)
White score: 54.7%

Engine Details

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Cosette 5.1 64-bit#366‑367  (2415+19
−19		)Quote
Author: Pawel Osikowski (Poland) Links: Homepage, Releases
This is the only Cosette version we tested.
OpponentEloDiffResultsScoreLOSPerf
–   Velvet 1.2.0 64-bit2765+22
−22		(+350)1 − 15
(+0−14=2)		6.3%
1.0 / 16
0.0%
−42
–   Frozenight 2.0.0 64-bit2608+19
−19		(+193)1 − 1
(+1−1=0)		50.0%
1.0 / 2
0.0%
+192
–   CuckooChess 1.12 32-bit2577+20
−20		(+162)2.5 − 5.5
(+2−5=1)		31.3%
2.5 / 8
0.0%
−5
–   Tantabus 2.0.0 64-bit2559+11
−11		(+144)0 − 2
(+0−2=0)		0.0%
0.0 / 2
0.0%
−INF
–   Jumbo 0.7.0 64-bit2552+12
−12		(+137)4 − 4
(+3−3=2)		50.0%
4.0 / 8
0.0%
+137
–   Myrddin 0.88 64-bit2544+16
−16		(+129)10 − 10
(+5−5=10)		50.0%
10.0 / 20
0.0%
+133
–   Ghost 3.1 64-bit2539+12
−12		(+124)2.5 − 5.5
(+1−4=3)		31.3%
2.5 / 8
0.0%
−12
–   Leorik 2.0 64-bit2530+21
−21		(+115)7.5 − 18.5
(+5−16=5)		28.8%
7.5 / 26
0.0%
−60
–   Raven 1.10 64-bit2526+18
−18		(+111)3 − 5
(+1−3=4)		37.5%
3.0 / 8
0.0%
+29
–   Odonata 0.5.1 64-bit2518+18
−18		(+103)0.5 − 1.5
(+0−1=1)		25.0%
0.5 / 2
0.0%
−67
–   Axolotl 1.9 64-bit2518+14
−14		(+103)0.5 − 3.5
(+0−3=1)		12.5%
0.5 / 4
0.0%
−186
–   nanoSzachy 4.1 64-bit2517+14
−14		(+102)3 − 5
(+2−4=2)		37.5%
3.0 / 8
0.0%
+7
–   Galjoen 0.41.2 64-bit2516+25
−25		(+101)0.5 − 1.5
(+0−1=1)		25.0%
0.5 / 2
0.0%
−60
–   Weiawaga 4.0 64-bit2502+19
−19		(+87)9.5 − 16.5
(+6−13=7)		36.5%
9.5 / 26
0.0%
−20
–   CT800 1.43 64-bit2494+18
−18		(+79)4.5 − 3.5
(+3−2=3)		56.3%
4.5 / 8
0.0%
+129
–   FoxSEE 7.35.0 64-bit2491+19
−19		(+76)0.5 − 1.5
(+0−1=1)		25.0%
0.5 / 2
0.0%
−94
–   Bagatur 1.5g 64-bit2486+19
−19		(+71)4.5 − 3.5
(+3−2=3)		56.3%
4.5 / 8
0.0%
+116
–   FoxSEE 7.32.1 64-bit2479+21
−21		(+64)1 − 3
(+0−2=2)		25.0%
1.0 / 4
0.0%
−102
–   LittleThought 1.052 64-bit2479+13
−13		(+64)1 − 7
(+0−6=2)		12.5%
1.0 / 8
0.0%
−225
–   MadChess 2.2 64-bit2474+13
−13		(+59)2.5 − 1.5
(+2−1=1)		62.5%
2.5 / 4
0.0%
+160
–   Loki 3.5.0 64-bit2472+12
−12		(+57)12 − 14
(+8−10=8)		46.2%
12.0 / 26
0.0%
+21
–   Qapla 0.1.1 64-bit2462+16
−16		(+47)13.5 − 10.5
(+9−6=9)		56.3%
13.5 / 24
0.0%
+96
–   Yace 0.99.872458+13
−13		(+43)5 − 3
(+2−0=6)		62.5%
5.0 / 8
0.0%
+120
–   Arasan 10.2 32-bit2455+18
−18		(+40)4 − 4
(+3−3=2)		50.0%
4.0 / 8
0.1%
+40
–   SpiderChess 0706032455+18
−18		(+40)3 − 5
(+1−3=4)		37.5%
3.0 / 8
0.1%
−48
–   Waxman 20222453+14
−14		(+38)11 − 11
(+10−10=2)		50.0%
11.0 / 22
0.1%
+40
–   Ares 2.3.15 64-bit2446+19
−19		(+31)9 − 11
(+7−9=4)		45.0%
9.0 / 20
1.1%
−9
–   Anka 0.6.3 64-bit2441+12
−12		(+26)5 − 5
(+4−4=2)		50.0%
5.0 / 10
1.0%
+26
–   CT800 1.42 64-bit2440+24
−24		(+25)2 − 4
(+0−2=4)		33.3%
2.0 / 6
5.2%
−77
–   Bumblebee 1.0 64-bit2439+17
−17		(+24)2.5 − 1.5
(+2−1=1)		62.5%
2.5 / 4
3.3%
+128
–   FoxSEE 7.21.0 64-bit2434+25
−25		(+19)1 − 1
(+0−0=2)		50.0%
1.0 / 2
11.5%
+19
–   Waxman 20202417+15
−15		(+2)13 − 19
(+7−13=12)
40.6%
13.0 / 32
43.7%
−69
–   Tunguska 1.1 64-bit2417+15
−15		(+2)5 − 3
(+4−2=2)		62.5%
5.0 / 8
43.5%
+100
–   MinimalChess 0.6 64-bit2416+22
−22		(+1)19.5 − 18.5
(+13−12=13)
51.3%
19.5 / 38
46.3%
+10
–   King of Kings 2.562416+16
−16		(+1)4 − 4
(+3−3=2)		50.0%
4.0 / 8
47.1%
−5
–   Mephisto Gideon Professional2416+17
−17		(+1)4.5 − 3.5
(+3−2=3)		56.3%
4.5 / 8
48.0%
+46
–   Taltos rev118 64-bit2414+15
−15		(−1)4 − 4
(+2−2=4)		50.0%
4.0 / 8
53.0%
−1
–   Bearded N44.5 64-bit2414+15
−15		(−1)6.5 − 9.5
(+5−8=3)		40.6%
6.5 / 16
52.7%
−85
–   NoC 4.20 64-bit2411+15
−15		(−4)19 − 19
(+15−15=8)
50.0%
19.0 / 38
64.1%
−5
–   SoFCheck 0.9.1 beta 64-bit2403+16
−16		(−12)2 − 0
(+2−0=0)		100.0%
2.0 / 2
83.0%
+INF
–   Gaia 3.5 64-bit2400+15
−15		(−15)2.5 − 5.5
(+2−5=1)		31.3%
2.5 / 8
89.8%
−180
–   Hedgehog 2.0 64-bit2393+17
−17		(−22)8.5 − 3.5
(+6−1=5)		70.8%
8.5 / 12
96.1%
+127
–   Bitfoot 1.0.d9aeb43 64-bit2392+21
−21		(−23)6.5 − 1.5
(+5−0=3)		81.3%
6.5 / 8
94.5%
+198
–   Popochin 4.3 64-bit2387+15
−15		(−28)4.5 − 5.5
(+4−5=1)		45.0%
4.5 / 10
99.1%
−78
–   Ifrit m1.8 64-bit2382+15
−15		(−33)3.5 − 4.5
(+2−3=3)		43.8%
3.5 / 8
99.7%
−78
–   Queen 4.032376+15
−15		(−39)3 − 5
(+2−4=2)		37.5%
3.0 / 8
99.9%
−151
–   Gosu 0.162374+14
−14		(−41)3.5 − 4.5
(+2−3=3)		43.8%
3.5 / 8
100.0%
−86
–   Popochin 4.1 64-bit2366+14
−14		(−49)3 − 5
(+1−3=4)		37.5%
3.0 / 8
100.0%
−130
–   Tigran 2.4n 64-bit2366+13
−13		(−49)2.5 − 5.5
(+2−5=1)		31.3%
2.5 / 8
100.0%
−216
–   Myrddin 0.87 64-bit2365+11
−11		(−50)1.5 − 2.5
(+0−1=3)		37.5%
1.5 / 4
100.0%
−127
–   Barbarossa 0.6.0 64-bit2362+13
−13		(−53)16.5 − 11.5
(+12−7=9)		58.9%
16.5 / 28
100.0%
+15
–   Zevra 2.1.2 r248 64-bit2362+17
−17		(−53)4 − 4
(+3−3=2)		50.0%
4.0 / 8
100.0%
−45
–   Amateur 2.822359+16
−16		(−56)3.5 − 4.5
(+3−4=1)		43.8%
3.5 / 8
100.0%
−115
–   Ares GB 1.1 64-bit2358+15
−15		(−57)19.5 − 12.5
(+15−8=9)
60.9%
19.5 / 32
100.0%
+33
–   Admete 1.4.0 64-bit2353+22
−22		(−62)2 − 0
(+2−0=0)		100.0%
2.0 / 2
100.0%
+INF
–   FrankWalter 2.2.3 64-bit2350+26
−26		(−65)5.5 − 2.5
(+4−1=3)		68.8%
5.5 / 8
100.0%
+68
–   Ceibo 0.6 64-bit2345+25
−25		(−70)6.5 − 5.5
(+4−3=5)		54.2%
6.5 / 12
100.0%
−36
–   Tytan 9.32341+17
−17		(−74)6 − 2
(+6−2=0)		75.0%
6.0 / 8
100.0%
+168
–   Tantabus 1.0.2 64-bit2340+22
−22		(−75)2.5 − 1.5
(+2−1=1)		62.5%
2.5 / 4
100.0%
+29
–   Prophet 4.1 64-bit2338+21
−21		(−77)2 − 0
(+2−0=0)		100.0%
2.0 / 2
100.0%
+INF
–   Isa 2.0.83 64-bit2334+15
−15		(−81)19.5 − 12.5
(+15−8=9)
60.9%
19.5 / 32
100.0%
+4
–   Topple 0.1.1 64-bit2323+18
−18		(−92)6 − 2
(+5−1=2)		75.0%
6.0 / 8
100.0%
+103
–   Gibbon 2.60a 64-bit2309+17
−17		(−106)2 − 6
(+0−4=4)		25.0%
2.0 / 8
100.0%
−270
–   FoxSEE 5.3 64-bit2307+22
−22		(−108)4.5 − 3.5
(+3−2=3)		56.3%
4.5 / 8
100.0%
−64
–   Aice 0.99.22299+15
−15		(−116)4 − 4
(+3−3=2)		50.0%
4.0 / 8
100.0%
−123
–   Zeus 1.272278+20
−20		(−137)5.5 − 2.5
(+4−1=3)		68.8%
5.5 / 8
100.0%
+5
–   RubiChess 0.7 64-bit2261+18
−18		(−154)5.5 − 2.5
(+4−1=3)		68.8%
5.5 / 8
100.0%
−11
–   Absolute Zero 3.3.2.0 64-bit2203+25
−25		(−212)2 − 0
(+2−0=0)		100.0%
2.0 / 2
100.0%
+INF
746 games: 249 wins, 273 losses, 224 draws (30.0%), score: 48.4%

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Created in 2005-2013 by CCRL team
Last games added on November 16, 2024