CCRL 40/4
Downloads and Statistics
January 13, 2018
Testing summary:
Total: 1'626'652 games
played by 1'934 programs
21844 CPU days (X2 4600+)

White wins: 635'703 (39.1%)
Black wins: 517'026 (31.8%)
Draws: 473'923 (29.1%)
White score: 53.6%

Engine Details

Options
Show each game results
K2 0.43f (2126+18
−18
)Quote
Author: Sergey Meus (Russia) Link: Download
This is one of the 7 K2 versions we tested: Compare them!
OpponentEloDiffResultsScoreLOSPerf
–   Anechka 0.082235+8
−8
(+109)11.5 − 20.5
(+8−17=7)
35.9%
11.5 / 32
0.0%
+7
= 1 0 1 0 0 = 1 0 0 0 1 0 = = 0 0 = 0 = = 0 0 1 0 1 0 0 0 0 1 1
–   AliChess 4.252233+11
−11
(+107)12.5 − 18.5
(+12−18=1)
40.3%
12.5 / 31
0.0%
+24
0 0 0 1 0 0 0 = 0 1 0 0 1 0 0 0 1 1 0 0 0 1 1 1 1 0 0 1 0 1 1
–   Adam 3.32223+11
−11
(+97)9 − 23
(+6−20=6)
28.1%
9.0 / 32
0.0%
−72
1 0 0 0 1 0 = 0 = 0 = 0 0 0 0 0 0 0 1 0 = 1 0 1 0 = 0 1 0 0 = 0
–   OBender 3.2.x2222+12
−12
(+96)7.5 − 24.5
(+5−22=5)
23.4%
7.5 / 32
0.0%
−113
0 0 0 0 1 = 1 0 0 0 0 0 0 0 0 0 1 = = = = 0 0 1 0 0 1 0 0 0 0 0
–   Exacto 0.e 64-bit2215+15
−15
(+89)8.5 − 16.5
(+5−13=7)
34.0%
8.5 / 25
0.0%
−24
1 0 = = 0 1 0 = 0 = = 1 0 0 = 0 = 1 0 0 0 1 0 0 0
–   FireFly 2.7.0 64-bit2206+14
−14
(+80)10.5 − 21.5
(+7−18=7)
32.8%
10.5 / 32
0.0%
−44
0 1 0 0 1 0 0 = 1 = 0 0 0 = 0 0 = 1 1 0 0 = 0 0 0 1 0 1 = = 0 0
–   CyberPagno 2.12203+10
−10
(+77)13.5 − 17.5
(+11−15=5)
43.5%
13.5 / 31
0.0%
+28
0 1 0 0 1 = 1 1 = = = 0 0 0 0 0 0 = 0 0 1 0 1 0 1 0 1 0 1 1 1
–   Chispa 4.0.32199+9
−9
(+73)11 − 19
(+10−18=2)
36.7%
11.0 / 30
0.0%
−35
1 0 1 0 0 = 1 1 0 = 0 0 0 1 0 0 1 0 1 0 0 1 0 1 1 0 0 0 0 0
–   Beowulf 2.4a 32-bit2195+12
−11
(+69)11.5 − 19.5
(+9−17=5)
37.1%
11.5 / 31
0.0%
−33
0 1 0 0 1 = 0 = 0 0 1 = 1 0 0 0 0 1 0 = 0 1 1 0 0 1 0 0 0 1 =
–   Fischerle 0.9.50 64-bit2190+19
−19
(+64)17.5 − 14.5
(+15−12=5)
54.7%
17.5 / 32
0.0%
+98
= = 0 1 1 1 0 1 0 0 1 0 0 1 1 0 1 1 = 1 1 = 0 0 0 = 0 1 1 1 1 0
–   Shallow 1.0 64-bit2189+14
−14
(+63)10 − 22
(+8−20=4)
31.3%
10.0 / 32
0.0%
−85
0 1 0 0 0 1 1 0 0 1 0 0 = 0 0 = 1 1 = = 0 0 0 1 0 0 0 0 0 0 0 1
–   Uralochka 1.1b2184+11
−11
(+58)13.5 − 17.5
(+10−14=7)
43.5%
13.5 / 31
0.0%
+9
= 0 0 1 = 0 1 1 = 0 = = 1 = 0 1 1 1 0 0 = 0 0 0 1 0 1 1 0 0 0
–   Madeleine 0.22182+10
−10
(+56)15 − 15
(+12−12=6)
50.0%
15.0 / 30
0.0%
+56
= = 1 0 0 1 0 1 1 = 0 1 = 0 = 1 1 0 1 0 0 = 1 0 1 0 1 0 1 0
–   Atak 6.82180+11
−11
(+54)17 − 15
(+13−11=8)
53.1%
17.0 / 32
0.0%
+77
0 0 0 1 1 = 0 = 1 1 = 1 = = = = 1 0 0 1 1 0 1 = 1 1 0 0 0 1 1 0
–   Protej 0.5.8c2173+15
−15
(+47)11.5 − 18.5
(+10−17=3)
38.3%
11.5 / 30
0.0%
−43
1 0 0 0 1 = 0 0 0 0 0 = 1 = 1 0 1 1 1 0 0 0 1 0 0 0 1 1 0 0
–   Mango Paola Ajedrez 1.02173+13
−13
(+47)18 − 13
(+14−9=8)
58.1%
18.0 / 31
0.0%
+103
1 0 1 1 1 = 0 1 0 = 1 0 = 1 0 1 0 = = 0 = 0 1 1 1 1 = = 1 0 1
–   Genesis 2.02170+10
−10
(+44)10 − 21
(+6−17=8)
32.3%
10.0 / 31
0.0%
−79
= 1 0 = 0 0 1 = 0 0 0 0 0 0 1 0 0 = 1 = 1 1 0 = 0 = = 0 0 0 0
–   InmiChess3.06N2159+10
−10
(+33)11.5 − 18.5
(+8−15=7)
38.3%
11.5 / 30
0.1%
−53
0 = 0 1 1 0 0 1 0 0 0 0 0 1 = = 0 1 = 1 = 1 0 0 1 = 0 0 0 =
–   BlackBishop 1.02155+10
−10
(+29)12 − 19
(+8−15=8)
38.7%
12.0 / 31
0.3%
−49
0 1 0 1 0 1 1 0 1 0 0 = 0 1 0 0 = 0 1 = = = = 0 1 0 0 = = 0 0
–   Orion 0.1 64-bit2152+18
−18
(+26)6.5 − 3.5
(+4−1=5)
65.0%
6.5 / 10
2.5%
+116
= 1 0 = = 1 = = 1 1
–   Alarm 0.93.12142+10
−10
(+16)15.5 − 15.5
(+13−13=5)
50.0%
15.5 / 31
6.4%
+16
= = 0 0 0 1 1 0 1 1 1 = 0 = 1 0 1 1 1 0 1 1 0 0 0 0 0 0 1 1 =
–   Lime 662142+9
−9
(+16)10.5 − 21.5
(+8−19=5)
32.8%
10.5 / 32
6.9%
−118
1 0 0 = 0 1 0 1 0 0 = 0 0 = = 0 0 0 0 0 0 1 1 = 1 1 0 0 0 0 1 0
–   Carballo 0.82142+25
−25
(+16)19 − 11
(+16−8=6)
63.3%
19.0 / 30
16.3%
+115
= 1 1 0 0 0 1 1 = 0 0 0 1 = 1 1 1 1 0 1 = 1 0 1 1 = 1 1 = 1
–   NG-Play 9.84 64-bit2115+16
−16
(−11)15 − 14
(+12−11=6)
51.7%
15.0 / 29
82.4%
−2
= = 0 1 0 1 0 1 1 0 1 0 0 1 1 0 1 1 = 0 0 1 = 0 0 1 1 = =
–   Napoleon 1.5.0 64-bit2077+15
−15
(−49)21.5 − 10.5
(+19−8=5)
67.2%
21.5 / 32
100.0%
+81
1 1 1 1 1 1 0 1 1 = 1 1 1 1 0 = = = 0 0 1 0 0 0 0 1 1 1 1 = 1 1
–   Fischerle 0.9.30b 32-bit2068+18
−17
(−58)17.5 − 13.5
(+16−12=3)
56.5%
17.5 / 31
100.0%
−5
= 1 0 0 1 1 1 1 1 1 0 1 1 0 1 1 0 0 1 = 0 0 0 0 1 1 0 = 1 0 1
–   Matheus 2.32053+9
−9
(−73)20 − 11
(+17−8=6)
64.5%
20.0 / 31
100.0%
+34
1 0 0 = 1 1 1 0 0 1 1 = 1 0 1 = 0 0 = 1 1 1 1 1 0 1 1 = = 1 1
–   ChessMind 0.822052+13
−13
(−74)16.5 − 14.5
(+15−13=3)
53.2%
16.5 / 31
100.0%
−47
1 1 = 1 1 0 0 = 1 0 0 1 0 0 0 0 0 1 1 1 0 1 1 1 = 1 1 1 0 0 0
–   MadChess 1.2 64-bit2046+17
−17
(−80)20.5 − 11.5
(+18−9=5)
64.1%
20.5 / 32
100.0%
+24
1 0 1 1 = 1 = 0 = 0 1 1 1 0 1 0 1 1 1 1 0 1 = 1 0 1 1 0 1 1 = 0
–   Gerbil 0.2 64-bit2039+10
−10
(−87)24.5 − 6.5
(+21−3=7)
79.0%
24.5 / 31
100.0%
+130
1 1 1 1 1 0 = 1 1 1 1 1 = 0 1 1 = = 1 1 = 1 0 1 1 1 1 1 = = 1
–   Vice 1.0 64-bit2035+14
−14
(−91)18 − 13
(+14−9=8)
58.1%
18.0 / 31
100.0%
−31
1 1 1 0 1 = 1 1 = = 0 1 0 1 = 0 = 0 0 1 1 0 1 = 1 0 1 = 1 0 =
–   Bestia 0.902027+9
−9
(−99)23.5 − 8.5
(+21−6=5)
73.4%
23.5 / 32
100.0%
+85
1 1 = 1 1 1 1 1 1 0 1 0 0 1 1 1 = = = 0 1 1 1 1 1 = 1 1 0 1 0 1
–   Jabba 1.0 64-bit2026+13
−14
(−100)17.5 − 14.5
(+14−11=7)
54.7%
17.5 / 32
100.0%
−65
1 = 1 = 0 = 1 0 = 1 1 = 1 0 1 1 0 1 1 1 = 0 0 1 0 0 0 0 = 1 0 1
–   Armageddon 2.3081989+12
−12
(−137)21 − 11
(+17−7=8)
65.6%
21.0 / 32
100.0%
−23
1 0 1 1 1 = 1 0 1 1 1 1 0 1 0 = 1 1 1 0 0 = 1 1 = 0 1 = 1 = = =
–   Small Potato 0.6.11988+10
−10
(−138)23 − 8
(+18−3=10)
74.2%
23.0 / 31
100.0%
+27
1 = 1 1 = 0 1 0 = 1 = 1 = 0 1 1 1 1 1 1 1 1 1 = = 1 = 1 = 1 =
–   BigLion 2.23x1985+9
−9
(−141)23 − 9
(+20−6=6)
71.9%
23.0 / 32
100.0%
+25
1 1 1 = 1 = 1 1 1 0 1 1 1 1 0 = 1 1 = = 1 0 1 0 1 1 1 0 1 1 = 0
–   Faile 1.4.41974+9
−9
(−152)16 − 10
(+12−6=8)
61.5%
16.0 / 26
100.0%
−76
0 = 1 = = 1 1 = 1 1 1 0 1 1 = 1 0 0 = = 1 0 = 0 1 1

Rating changes by day

Rating changes with played games

Participation in the pure lists

Pure listRankRatingNumber of games
K2 0.43f
played with current
participants of this list
Represented by
1-2-CPU    831K2 0.87
32-bit    804K2 0.87
32-bit 1-2-CPU    804K2 0.87
32-bit single-CPU    804K2 0.87
All    831K2 0.87
Free    831K2 0.87
Free 1-2-CPU    831K2 0.87
Free 32-bit    804K2 0.87
Free 32-bit 1-2-CPU    804K2 0.87
Free 32-bit single-CPU    804K2 0.87
Free single-CPU    831K2 0.87
Single-CPU    831K2 0.87

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