CCRL 40/4
Downloads and Statistics
November 16, 2017
Testing summary:
Total: 1'577'904 games
played by 1'862 programs
21074 CPU days (X2 4600+)

White wins: 617'441 (39.1%)
Black wins: 503'303 (31.9%)
Draws: 457'160 (29.0%)
White score: 53.6%

Engine Details

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chess22k 1.2 64-bit (2409+18
−18
)Quote
Author: Sander Maassen vd Brink Link: github
This is one of the 5 chess22k versions we tested: Compare them!
OpponentEloDiffResultsScoreLOSPerf
–   Schooner 1.7.0 64-bit2463+17
−17
(+54)17 − 15
(+14−12=6)
53.1%
17.0 / 32
0.0%
+75
1 1 = 0 1 1 1 = 0 0 0 0 1 1 1 = 0 = 1 0 1 = 1 1 0 0 0 1 0 1 = 0
–   SpiderChess 0706032438+7
−8
(+29)11.5 − 20.5
(+8−17=7)
35.9%
11.5 / 32
0.1%
−77
1 0 0 0 = 1 = 0 0 = 0 1 = 0 = 0 0 1 1 0 0 0 0 0 = 1 1 0 0 0 = 1
–   Ares 1.005.2 64-bit2435+14
−14
(+26)12 − 20
(+8−16=8)
37.5%
12.0 / 32
1.3%
−63
1 0 1 0 1 0 = 1 0 0 0 0 = 0 1 0 = 0 1 1 = = 0 = = 0 1 = 0 0 0 0
–   King of Kings 2.562433+10
−10
(+24)13 − 19
(+10−16=6)
40.6%
13.0 / 32
1.0%
−48
1 1 = 0 1 0 1 1 1 0 1 1 = 1 0 0 = 0 = = 0 0 0 0 0 0 = 0 0 0 1 0
–   LambChop 10.992431+9
−9
(+22)15.5 − 15.5
(+11−11=9)
50.0%
15.5 / 31
1.3%
+20
0 0 0 1 1 0 0 1 = 1 = 0 1 1 0 0 = 1 0 1 1 0 = 1 = = = 0 1 = =
–   Shallow 2 rev8 64-bit2427+21
−21
(+18)21.5 − 28.5
(+13−20=17)
43.0%
21.5 / 50
9.3%
−26
0 = = 0 = 1 1 = 1 = = = 0 = 0 0 1 0 1 0 1 = 0 = 1 0 1 1 0 = = = 0 0 0 0 1 = = 0 0 0 = 0 1 0 = 0 1 1
–   Nejmet 3.072426+8
−8
(+17)16.5 − 15.5
(+14−13=5)
51.6%
16.5 / 32
4.7%
+29
1 0 0 = 1 1 0 0 0 = 0 = = 0 = 1 0 1 0 0 1 1 0 1 1 1 1 1 1 1 0 0
–   Gaia 3.5 64-bit2426+9
−9
(+17)13.5 − 18.5
(+10−15=7)
42.2%
13.5 / 32
4.6%
−39
= = 0 1 0 1 1 0 0 1 0 0 0 1 1 1 0 0 = 1 0 0 0 = 0 = = 0 1 = 0 1
–   Eeyore 1.52 64-bit2425+10
−10
(+16)14.5 − 17.5
(+10−13=9)
45.3%
14.5 / 32
6.5%
−14
= 0 0 = 0 0 1 0 0 = 0 0 1 = 0 0 0 = 1 0 1 = = = 1 0 1 1 = 1 1 1
–   Quark 2.352422+9
−9
(+13)24.5 − 23.5
(+17−16=15)
51.0%
24.5 / 48
10.5%
+18
0 0 1 1 = 1 0 1 0 0 0 1 = = 0 0 0 1 = 0 = = = 1 0 1 1 0 1 1 1 = = 0 = 0 0 1 1 = 1 = = 1 0 1 = =
–   Snitch 1.6.2 32-bit2420+11
−10
(+11)19 − 29
(+14−24=10)
39.6%
19.0 / 48
14.4%
−63
1 0 0 0 = 0 1 = 0 0 = = = 1 0 = 0 0 0 1 1 0 1 = 0 1 0 1 = 1 0 0 1 0 1 1 0 0 = 0 0 1 1 0 0 0 0 =
–   Dragon 4.62419+8
−8
(+10)20.5 − 29.5
(+13−22=15)
41.0%
20.5 / 50
16.8%
−50
0 = 1 0 1 0 0 0 1 0 1 1 = 0 0 1 = = = = 1 0 1 0 0 0 0 = 1 = 0 1 = = = = 0 0 0 0 1 0 = 0 0 1 1 = = 0
–   Hussar 0.42419+10
−10
(+10)22.5 − 27.5
(+17−22=11)
45.0%
22.5 / 50
18.2%
−26
1 1 1 = = 1 1 0 = 0 1 0 = = 0 = 0 = 1 0 0 0 0 0 = 0 0 0 0 1 0 0 0 = 1 0 1 0 = 1 0 1 0 1 = 1 1 1 0 1
–   Nemeton 1.512418+16
−16
(+9)25 − 23
(+20−18=10)
52.1%
25.0 / 48
23.2%
+28
0 = 0 = 0 1 0 1 1 0 0 0 0 1 1 = 1 0 0 1 0 0 1 0 1 0 1 = = = 1 0 1 = 1 1 1 = 1 = 1 = 0 1 1 0 0 1
–   OliThink 5.3.0 64-bit2417+13
−13
(+8)27 − 23
(+22−18=10)
54.0%
27.0 / 50
25.7%
+37
0 0 = 0 1 0 0 1 1 0 = 0 1 1 1 0 1 = 1 1 = 0 0 = 1 0 1 0 = = 0 1 0 1 0 1 = 1 1 = 1 1 0 1 1 0 0 1 1 =
–   Bagatur 1.4d 64-bit2415+24
−24
(+6)19.5 − 10.5
(+15−6=9)
65.0%
19.5 / 30
34.4%
+109
1 = 0 = = = 1 = = 0 0 1 1 1 1 0 = 0 = 1 1 1 1 = 1 0 1 1 1 1
–   Typhoon 1.00-358 64-bit2384+39
−39
(−25)26.5 − 23.5
(+21−18=11)
53.0%
26.5 / 50
88.7%
−3
1 0 0 1 1 0 1 0 1 0 0 1 1 = = 0 1 1 0 1 = 0 = = = 1 1 1 0 0 1 = = 0 1 0 1 = 0 = 0 1 0 1 1 0 = 0 1 1
–   Alex 2.14a 64-bit2346+11
−11
(−63)16.5 − 15.5
(+14−13=5)
51.6%
16.5 / 32
100.0%
−51
1 1 0 0 1 1 1 0 0 0 0 1 0 0 1 = 0 0 1 1 0 1 1 = = 0 = 1 = 1 1 0
–   Tigran 2.4n 64-bit2343+12
−12
(−66)18 − 13
(+13−8=10)
58.1%
18.0 / 31
100.0%
−11
0 = 1 0 1 0 = = 1 1 1 1 0 = 0 1 = = 0 = 1 0 1 1 = = 1 0 1 = 1
–   Horizon 4.42341+9
−9
(−68)17.5 − 13.5
(+14−10=7)
56.5%
17.5 / 31
100.0%
−16
= 0 0 1 1 1 0 0 0 1 1 = = = 1 0 1 1 1 = 1 1 0 1 0 = 1 1 0 = 0
–   Queen 4.032338+8
−8
(−71)21 − 9
(+18−6=6)
70.0%
21.0 / 30
100.0%
+81
1 1 1 1 = = 0 1 0 0 = = 1 1 1 1 1 0 1 1 1 1 0 1 = 1 1 1 = 0
–   Orion 0.3.0 64-bit2334+15
−15
(−75)17 − 15
(+14−12=6)
53.1%
17.0 / 32
100.0%
−51
1 0 1 1 1 0 0 1 = = 0 0 1 0 0 = = 0 0 1 0 0 1 = = 1 1 1 1 1 0 1
–   Arion 1.72333+8
−8
(−76)19 − 9
(+16−6=6)
67.9%
19.0 / 28
100.0%
+58
1 1 1 0 0 1 1 = = 1 = 1 0 0 1 = 1 = 1 0 1 = 0 1 1 1 1 1
–   Barbarossa 0.4.0 64-bit2330+15
−15
(−79)23.5 − 6.5
(+20−3=7)
78.3%
23.5 / 30
100.0%
+130
1 = 1 = 1 1 1 0 1 = = = 0 = 1 1 1 1 1 1 1 1 0 1 = 1 1 1 1 1
–   Sage 3.532325+9
−9
(−84)15 − 16
(+12−13=6)
48.4%
15.0 / 31
100.0%
−96
1 0 0 1 0 1 = = 0 1 = = 0 0 0 0 0 0 1 1 0 = 1 1 = 1 1 1 0 0 1
–   Chezzz 1.0.32323+9
−10
(−86)21.5 − 10.5
(+20−9=3)
67.2%
21.5 / 32
100.0%
+54
1 = 1 0 = 0 1 1 1 0 1 1 0 1 1 0 1 0 0 1 1 1 1 1 0 = 1 1 1 1 1 0
–   Absolute Zero 2.4.7.2 64-bit2315+16
−16
(−94)18 − 14
(+15−11=6)
56.3%
18.0 / 32
100.0%
−44
1 0 1 0 0 1 0 = 0 1 1 1 1 1 1 0 = 1 1 = 1 = 1 1 1 = 0 0 0 0 0 =
–   Mediocre 0.5 64-bit2313+14
−14
(−96)24 − 6
(+21−3=6)
80.0%
24.0 / 30
100.0%
+138
1 1 1 = 1 1 1 0 1 1 1 1 0 = 1 1 1 = 1 1 1 1 1 1 0 = 1 1 = =
–   Aice 0.99.22313+10
−10
(−96)17.5 − 12.5
(+13−8=9)
58.3%
17.5 / 30
100.0%
−44
0 1 0 = 1 = 1 1 1 0 1 = = = = 1 0 0 1 1 1 0 = 1 = 0 1 1 0 =
–   Jumbo 0.4.17 64-bit2312+18
−18
(−97)21.5 − 10.5
(+20−9=3)
67.2%
21.5 / 32
100.0%
+42
1 = 1 0 = 0 0 0 = 0 1 1 1 1 1 1 1 1 1 1 0 1 1 0 1 1 1 0 0 1 1 1
–   Averno 0.812309+10
−10
(−100)21.5 − 10.5
(+17−6=9)
67.2%
21.5 / 32
100.0%
+17
1 1 = 0 0 1 = 1 1 1 = 1 0 = = 1 1 0 1 = = 1 1 1 0 1 = 0 1 1 = 1
–   Sungorus 1.4 64-bit2309+10
−10
(−100)17.5 − 14.5
(+14−11=7)
54.7%
17.5 / 32
100.0%
−66
1 0 0 = 1 = 0 1 1 1 = 0 = 0 0 0 1 = = 1 1 1 1 0 = 1 0 1 0 0 1 1
–   KnightX 1.922296+8
−8
(−113)20.5 − 9.5
(+16−5=9)
68.3%
20.5 / 30
100.0%
+14
1 1 0 0 1 = 1 = = = = = 1 0 0 0 1 = 1 1 1 1 1 1 = 1 1 1 = 1
–   Fischerle 0.9.80 SE 64-bit2291+19
−19
(−118)15 − 3
(+13−1=4)
83.3%
15.0 / 18
100.0%
+135
1 1 1 = = 1 1 = 1 1 1 = 1 1 0 1 1 1

Rating changes by day

Rating changes with played games

Participation in the pure lists

Pure listRankRatingNumber of games
chess22k 1.2 64-bit
played with current
participants of this list
Represented by
1-2-CPU    1016chess22k 1.5 64-bit
All    1016chess22k 1.5 64-bit
Free    1016chess22k 1.5 64-bit
Free 1-2-CPU    1016chess22k 1.5 64-bit
Free single-CPU    1016chess22k 1.5 64-bit
Single-CPU    1016chess22k 1.5 64-bit

Created in 2005-2013 by CCRL team
Last games added on November 16, 2017