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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Eeyore 1.52 64-bit#179‑180  (2446+18
−18
)Quote
Author: Anton Maydell (Russia) Links: SDchess, WBEC, Download
This is one of the 3 Eeyore versions we tested: Compare them!
OpponentEloDiffResultsScoreLOSPerf
–   Sjakk 2.2 64-bit2631+16
−16
(+185)3 − 7
(+2−6=2)
30.0%
3.0 / 10
0.0%
+31
–   Ethereal 7.78 64-bit2587+25
−25
(+141)3.5 − 6.5
(+1−4=5)
35.0%
3.5 / 10
0.0%
+50
–   GreKo 12.1 64-bit2582+32
−32
(+136)3 − 7
(+1−5=4)
30.0%
3.0 / 10
0.0%
+9
–   Jellyfish 1.02566+22
−22
(+120)3 − 7
(+1−5=4)
30.0%
3.0 / 10
0.0%
−5
–   Capivara LK 0.09b02f 64-bit2565+18
−18
(+119)2 − 8
(+0−6=4)
20.0%
2.0 / 10
0.0%
−74
–   Capivara LK 0.09b02c 64-bit2556+21
−21
(+110)2 − 8
(+1−7=2)
20.0%
2.0 / 10
0.0%
−120
–   Capivara LK 0.09b02d 64-bit2556+30
−30
(+110)2 − 8
(+0−6=4)
20.0%
2.0 / 10
0.0%
−82
–   Carballo 1.5 64-bit2554+26
−26
(+108)5 − 5
(+5−5=0)
50.0%
5.0 / 10
0.0%
+108
–   RedQueen 0.9 64-bit2554+39
−39
(+108)6 − 18
(+5−17=2)
25.0%
6.0 / 24
0.0%
−103
–   Gogobello 1.1 64-bit2552+29
−29
(+106)2.5 − 7.5
(+1−6=3)
25.0%
2.5 / 10
0.0%
−70
–   Counter 2.0.2 64-bit2552+27
−27
(+106)1 − 9
(+0−8=2)
10.0%
1.0 / 10
0.0%
−220
–   Glass 1.7 64-bit2547+32
−32
(+101)5.5 − 18.5
(+3−16=5)
22.9%
5.5 / 24
0.0%
−103
–   WyldChess 1.3 64-bit2546+29
−29
(+100)4 − 6
(+2−4=4)
40.0%
4.0 / 10
0.0%
+32
–   tomitankChess 1.4 64-bit2545+28
−28
(+99)5.5 − 4.5
(+3−2=5)
55.0%
5.5 / 10
0.0%
+130
–   nanoSzachy 4.0 64-bit2543+18
−19
(+97)0 − 6
(+0−6=0)
0.0%
0.0 / 6
0.0%
−INF
–   Rodin 5.12543+31
−31
(+97)1 − 3
(+1−3=0)
25.0%
1.0 / 4
0.0%
−129
–   Marvin 2.0.0 64-bit2542+27
−26
(+96)4.5 − 7.5
(+1−4=7)
37.5%
4.5 / 12
0.0%
+27
–   Rhetoric 1.1 64-bit2542+32
−32
(+96)3 − 9
(+1−7=4)
25.0%
3.0 / 12
0.0%
−69
–   Tucano 1.042539+30
−30
(+93)1.5 − 2.5
(+0−1=3)
37.5%
1.5 / 4
0.0%
+33
–   chess22k 1.3 64-bit2527+29
−29
(+81)3 − 7
(+2−6=2)
30.0%
3.0 / 10
0.0%
−68
–   Rodin 4.02524+18
−19
(+78)9 − 15
(+5−11=8)
37.5%
9.0 / 24
0.0%
−7
–   Sjakk 2.1 64-bit2523+31
−31
(+77)3 − 7
(+1−5=4)
30.0%
3.0 / 10
0.0%
−54
–   Hakkapeliitta 1.0 64-bit2518+27
−27
(+72)7 − 9
(+4−6=6)
43.8%
7.0 / 16
0.0%
+28
–   Ethereal 7.70 64-bit2509+31
−31
(+63)2 − 4
(+1−3=2)
33.3%
2.0 / 6
0.0%
−47
–   ECE X22509+28
−28
(+63)1 − 9
(+1−9=0)
10.0%
1.0 / 10
0.0%
−363
–   Shield 1.3.1 64-bit2507+20
−20
(+61)5.5 − 2.5
(+4−1=3)
68.8%
5.5 / 8
0.0%
+186
–   LittleThought 1.052 64-bit2506+18
−18
(+60)1 − 1
(+1−1=0)
50.0%
1.0 / 2
0.0%
+60
–   GreKo 10.3.1 64-bit2505+35
−35
(+59)2.5 − 7.5
(+2−7=1)
25.0%
2.5 / 10
0.1%
−147
–   WyldChess 1.1 64-bit2504+30
−31
(+58)3.5 − 4.5
(+2−3=3)
43.8%
3.5 / 8
0.1%
+14
–   Dorky 4.5 64-bit2500+21
−21
(+54)1.5 − 8.5
(+0−7=3)
15.0%
1.5 / 10
0.0%
−199
–   Arminius 2014-01-18 64-bit2500+24
−24
(+54)4 − 2
(+3−1=2)
66.7%
4.0 / 6
0.0%
+164
–   ECE X2498+32
−32
(+52)3 − 7
(+3−7=0)
30.0%
3.0 / 10
0.2%
−127
–   Pepito 1.59 64-bit2494+18
−18
(+48)1.5 − 0.5
(+1−0=1)
75.0%
1.5 / 2
0.0%
+205
–   Delphil 3.2 64-bit2494+17
−17
(+48)6.5 − 3.5
(+5−2=3)
65.0%
6.5 / 10
0.0%
+149
–   Pawny 0.3 64-bit2489+33
−33
(+43)11.5 − 12.5
(+9−10=5)
47.9%
11.5 / 24
1.2%
+25
–   K2 0.752488+23
−23
(+42)4 − 6
(+3−5=2)
40.0%
4.0 / 10
0.3%
−36
–   Bruja 1.9.1 64-bit2479+19
−19
(+33)0.5 − 1.5
(+0−1=1)
25.0%
0.5 / 2
0.5%
−109
–   Jumbo 0.6.10 64-bit2478+50
−49
(+32)1 − 3
(+0−2=2)
25.0%
1.0 / 4
11.6%
−116
–   MadChess 2.1 64-bit2476+26
−26
(+30)5 − 5
(+4−4=2)
50.0%
5.0 / 10
3.1%
+24
–   pikoSzachy 4.12474+29
−29
(+28)7 − 3
(+6−2=2)
70.0%
7.0 / 10
4.7%
+175
–   Delphil 3.1 64-bit2474+26
−26
(+28)1 − 1
(+0−0=2)
50.0%
1.0 / 2
3.8%
+28
–   Pawny 0.3.1 64-bit2474+23
−23
(+28)1 − 1
(+1−1=0)
50.0%
1.0 / 2
2.9%
+28
–   WyldChess 1.2 64-bit2472+30
−30
(+26)5.5 − 2.5
(+4−1=3)
68.8%
5.5 / 8
6.5%
+150
–   Delphil 2.72469+27
−27
(+23)11 − 13
(+7−9=8)
45.8%
11.0 / 24
7.8%
−2
–   Cheese 1.4 64-bit2468+20
−20
(+22)8.5 − 5.5
(+7−4=3)
60.7%
8.5 / 14
5.0%
+99
–   Schooner 1.7.0 64-bit2466+24
−24
(+20)2.5 − 7.5
(+2−7=1)
25.0%
2.5 / 10
9.5%
−189
–   iCE 0.32466+31
−31
(+20)3.5 − 4.5
(+2−3=3)
43.8%
3.5 / 8
13.5%
−17
–   Gogobello 1.0 64-bit2464+25
−25
(+18)6.5 − 3.5
(+5−2=3)
65.0%
6.5 / 10
12.0%
+113
–   Counter 1.99 64-bit2460+32
−32
(+14)3 − 3
(+2−2=2)
50.0%
3.0 / 6
22.2%
+21
–   Murka 2 64-bit2459+24
−24
(+13)10 − 4
(+7−1=6)
71.4%
10.0 / 14
19.6%
+146
–   GreKo 7.2 64-bit2458+30
−30
(+12)10 − 14
(+6−10=8)
41.7%
10.0 / 24
25.2%
−44
–   Donna 2.1 64-bit2457+27
−27
(+11)2.5 − 7.5
(+2−7=1)
25.0%
2.5 / 10
24.7%
−195
–   Bagatur 1.4d 64-bit2454+24
−24
(+8)6.5 − 3.5
(+5−2=3)
65.0%
6.5 / 10
28.7%
+111
–   Dorky 4.0 64-bit2452+32
−32
(+6)11.5 − 12.5
(+6−7=11)
47.9%
11.5 / 24
36.3%
−5
–   Bagatur 1.4e 64-bit2451+30
−30
(+5)4.5 − 5.5
(+3−4=3)
45.0%
4.5 / 10
38.7%
−31
–   Orion 0.4 64-bit2448+28
−28
(+2)3.5 − 6.5
(+2−5=3)
35.0%
3.5 / 10
44.4%
−97
–   Dorky 4.3 64-bit2448+28
−28
(+2)8.5 − 7.5
(+6−5=5)
53.1%
8.5 / 16
43.9%
+24
–   Lozza 1.17 64-bit2446+18
−18
(0)5 − 5
(+3−3=4)
50.0%
5.0 / 10
50.2%
0
–   Nemeton 1.512444+23
−23
(−2)2 − 4
(+1−3=2)
33.3%
2.0 / 6
53.4%
−120
–   Bumblebee 1.0.36898e1 64-bit2444+21
−21
(−2)6.5 − 3.5
(+4−1=5)
65.0%
6.5 / 10
54.2%
+89
–   Hussar 0.42444+17
−17
(−2)9.5 − 4.5
(+9−4=1)
67.9%
9.5 / 14
54.9%
+144
–   TJchess 1.3 64-bit2432+20
−20
(−14)3.5 − 4.5
(+3−4=1)
43.8%
3.5 / 8
84.7%
−59
–   Snitch 1.6.2 64-bit2430+25
−25
(−16)1 − 1
(+1−1=0)
50.0%
1.0 / 2
83.9%
−16
–   Glass 1.62427+20
−20
(−19)11.5 − 12.5
(+9−10=5)
47.9%
11.5 / 24
91.4%
−33
–   Nemeton 1.62427+27
−28
(−19)6 − 4
(+3−1=6)
60.0%
6.0 / 10
87.1%
+40
–   Monolith 0.3 64-bit2423+26
−26
(−23)5.5 − 4.5
(+4−3=3)
55.0%
5.5 / 10
92.0%
+3
–   Cmcchess 2.6 64-bit2421+19
−19
(−25)7.5 − 2.5
(+6−1=3)
75.0%
7.5 / 10
96.6%
+152
–   Ares 1.005 64-bit2416+18
−19
(−30)3 − 1
(+2−0=2)
75.0%
3.0 / 4
98.7%
+120
–   Pawny 0.2 64-bit2414+29
−29
(−32)13 − 11
(+10−8=6)
54.2%
13.0 / 24
96.4%
0
–   Jumbo 0.4.34 64-bit2413+26
−26
(−33)4.5 − 5.5
(+2−3=5)
45.0%
4.5 / 10
97.9%
−60
–   Ifrit m1.8 64-bit2407+19
−19
(−39)9.5 − 4.5
(+7−2=5)
67.9%
9.5 / 14
99.8%
+83
–   Rodin 3.02402+18
−18
(−44)15 − 9
(+12−6=6)
62.5%
15.0 / 24
100.0%
+43
–   Simplex 0.9.8 64-bit2402+20
−20
(−44)15 − 11
(+13−9=4)
57.7%
15.0 / 26
99.9%
+16
–   RomiChess P3L 64-bit2399+23
−23
(−47)3 − 3
(+1−1=4)
50.0%
3.0 / 6
99.9%
−40
–   Phalanx XXII2393+24
−24
(−53)11 − 13
(+9−11=4)
45.8%
11.0 / 24
100.0%
−88
–   Alex 2.14a 64-bit2392+19
−19
(−54)2.5 − 1.5
(+2−1=1)
62.5%
2.5 / 4
100.0%
+28
–   Gosu 0.162388+20
−20
(−58)17 − 7
(+13−3=8)
70.8%
17.0 / 24
100.0%
+83
–   Horizon 4.42386+18
−18
(−60)13.5 − 10.5
(+10−7=7)
56.3%
13.5 / 24
100.0%
−16
–   Betsabe II 1.28 64-bit2376+34
−34
(−70)6 − 2
(+5−1=2)
75.0%
6.0 / 8
100.0%
+109
–   Tytan 9.32373+24
−24
(−73)9.5 − 14.5
(+4−9=11)
39.6%
9.5 / 24
100.0%
−137
–   OliThink 5.3.2 64-bit2373+19
−19
(−73)24.5 − 11.5
(+22−9=5)
68.1%
24.5 / 36
100.0%
+71
–   Ares 1.0042372+16
−16
(−74)15 − 9
(+13−7=4)
62.5%
15.0 / 24
100.0%
+26
–   iCE 0.22370+19
−19
(−76)2 − 2
(+1−1=2)
50.0%
2.0 / 4
100.0%
−76
–   TJchess 1.1 64-bit2363+20
−20
(−83)6.5 − 1.5
(+6−1=1)
81.3%
6.5 / 8
100.0%
+174
–   RomiChess P3m 64-bit2363+30
−30
(−83)5 − 3
(+4−2=2)
62.5%
5.0 / 8
100.0%
+4
–   Plisk 0.2.7d 64-bit2342+25
−25
(−104)2.5 − 1.5
(+2−1=1)
62.5%
2.5 / 4
100.0%
−21
–   Aice 0.99.22334+20
−20
(−112)19 − 5
(+18−4=2)
79.2%
19.0 / 24
100.0%
+139
–   Gibbon 2.69a 64-bit2316+19
−19
(−130)4 − 4
(+3−3=2)
50.0%
4.0 / 8
100.0%
−130
–   Butcher 1.64 64-bit2283+22
−23
(−163)1.5 − 0.5
(+1−0=1)
75.0%
1.5 / 2
100.0%
−5
–   GopherCheck 0.2.2 64-bit2141+34
−35
(−305)3.5 − 0.5
(+3−0=1)
87.5%
3.5 / 4
100.0%
−22

Rating changes by day

Rating changes with played games

Participation in the pure lists

Pure listRankRatingNumber of games
Eeyore 1.52 64-bit
played with current
participants of this list
Represented by
1-2-CPU#166-1672465326itself
All#1622467326itself
Free#1492466326itself
Free 1-2-CPU#1542466326itself
Free single-CPU#1542466326itself
Single-CPU#166-1672465326itself

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