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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Eeyore 1.52 64-bit#368‑371  (2414+15
−15		)Quote
Author: Anton Maydell (Russia) Links: SDchess, WBEC, Download
This is one of the 3 Eeyore versions we tested: Compare them!
OpponentEloDiffResultsScoreLOSPerf
–   SmarThink 1.98 64-bit3059+11
−11		(+645)0 − 1
(+0−1=0)		0.0%
0.0 / 1
0.0%
−INF
–   Quazar 0.4 64-bit2924+9
−9		(+510)0 − 1
(+0−1=0)		0.0%
0.0 / 1
0.0%
−INF
–   DisasterArea 1.65 64-bit2862+11
−11		(+448)0 − 1
(+0−1=0)		0.0%
0.0 / 1
0.0%
−INF
–   Bison 9.11 64-bit2759+11
−11		(+345)0 − 1
(+0−1=0)		0.0%
0.0 / 1
0.0%
−INF
–   Shield 2.1 64-bit2713+9
−9		(+299)0 − 1
(+0−1=0)		0.0%
0.0 / 1
0.0%
−INF
–   GreKo 2018.02 64-bit2644+21
−21		(+230)0 − 1
(+0−1=0)		0.0%
0.0 / 1
0.0%
−INF
–   Sjakk 2.2 64-bit2626+13
−13		(+212)3 − 7
(+2−6=2)		30.0%
3.0 / 10
0.0%
+43
–   Counter 2.6 64-bit2622+21
−21		(+208)0.5 − 0.5
(+0−0=1)		50.0%
0.5 / 1
0.0%
+242
–   GreKo 12.1 64-bit2579+24
−24		(+165)3 − 7
(+1−5=4)		30.0%
3.0 / 10
0.0%
+23
–   Ethereal 7.78 64-bit2574+21
−21		(+160)3.5 − 6.5
(+1−4=5)		35.0%
3.5 / 10
0.0%
+57
–   K2 0.872571+15
−15		(+157)0.5 − 0.5
(+0−0=1)		50.0%
0.5 / 1
0.0%
+122
–   Capivara LK 0.09b02f 64-bit2555+14
−14		(+141)2 − 8
(+0−6=4)		20.0%
2.0 / 10
0.0%
−68
–   Schooner 1.8 64-bit2555+17
−17		(+141)0.5 − 1.5
(+0−1=1)		25.0%
0.5 / 2
0.0%
−21
–   Jellyfish 1.02552+19
−19		(+138)3 − 7
(+1−5=4)		30.0%
3.0 / 10
0.0%
−6
–   Counter 2.0.2 64-bit2547+22
−22		(+133)1 − 9
(+0−8=2)		10.0%
1.0 / 10
0.0%
−192
–   Carballo 1.5 64-bit2543+21
−21		(+129)5 − 5
(+5−5=0)		50.0%
5.0 / 10
0.0%
+129
–   tomitankChess 1.4 64-bit2541+20
−20		(+127)5.5 − 4.5
(+3−2=5)		55.0%
5.5 / 10
0.0%
+164
–   Capivara LK 0.09b02c 64-bit2539+18
−18		(+125)2 − 8
(+1−7=2)		20.0%
2.0 / 10
0.0%
−115
–   Gogobello 1.1 64-bit2539+23
−23		(+125)2.5 − 7.5
(+1−6=3)		25.0%
2.5 / 10
0.0%
−68
–   Capivara LK 0.09b02d 64-bit2537+26
−26		(+123)2 − 8
(+0−6=4)		20.0%
2.0 / 10
0.0%
−85
–   Glass 1.7 64-bit2536+25
−25		(+122)5.5 − 18.5
(+3−16=5)		22.9%
5.5 / 24
0.0%
−97
–   Rodin 5.12532+25
−25		(+118)1 − 3
(+1−3=0)		25.0%
1.0 / 4
0.0%
−115
–   WyldChess 1.3 64-bit2530+25
−25		(+116)4 − 6
(+2−4=4)		40.0%
4.0 / 10
0.0%
+38
–   nanoSzachy 4.0 64-bit2527+14
−14		(+113)0 − 6
(+0−6=0)		0.0%
0.0 / 6
0.0%
−INF
–   Rhetoric 1.1 64-bit2525+24
−24		(+111)3 − 9
(+1−7=4)		25.0%
3.0 / 12
0.0%
−70
–   Ufim 8.022524+10
−10		(+110)0.5 − 0.5
(+0−0=1)		50.0%
0.5 / 1
0.0%
+144
–   chess22k 1.3 64-bit2521+20
−20		(+107)3 − 7
(+2−6=2)		30.0%
3.0 / 10
0.0%
−59
–   Tucano 1.042520+24
−24		(+106)1.5 − 2.5
(+0−1=3)		37.5%
1.5 / 4
0.0%
+34
–   Marvin 2.0.0 64-bit2515+18
−18		(+101)4.5 − 7.5
(+1−4=7)		37.5%
4.5 / 12
0.0%
+21
–   Sjakk 2.1 64-bit2506+27
−27		(+92)3 − 7
(+1−5=4)		30.0%
3.0 / 10
0.0%
−56
–   Rodin 4.02505+16
−16		(+91)9 − 15
(+5−11=8)		37.5%
9.0 / 24
0.0%
−7
–   Hakkapeliitta 1.0 64-bit2500+23
−23		(+86)7 − 9
(+4−6=6)		43.8%
7.0 / 16
0.0%
+34
–   Ethereal 7.70 64-bit2496+25
−25		(+82)2 − 4
(+1−3=2)		33.3%
2.0 / 6
0.0%
−41
–   ECE X22494+24
−24		(+80)1 − 9
(+1−9=0)		10.0%
1.0 / 10
0.0%
−325
–   Shield 1.3.1 64-bit2493+17
−17		(+79)5.5 − 2.5
(+4−1=3)		68.8%
5.5 / 8
0.0%
+221
–   GreKo 10.3.1 64-bit2489+25
−25		(+75)2.5 − 7.5
(+2−7=1)		25.0%
2.5 / 10
0.0%
−141
–   Arminius 2014-01-18 64-bit2483+21
−21		(+69)4 − 2
(+3−1=2)		66.7%
4.0 / 6
0.0%
+192
–   LittleThought 1.052 64-bit2479+13
−13		(+65)1 − 1
(+1−1=0)		50.0%
1.0 / 2
0.0%
+64
–   Dorky 4.5 64-bit2479+16
−16		(+65)1.5 − 8.5
(+0−7=3)		15.0%
1.5 / 10
0.0%
−196
–   Winter 0.1.1 64-bit2476+19
−19		(+62)3 − 3
(+2−2=2)		50.0%
3.0 / 6
0.0%
+62
–   WyldChess 1.1 64-bit2474+22
−22		(+60)3.5 − 4.5
(+2−3=3)		43.8%
3.5 / 8
0.0%
+7
–   Delphil 3.2 64-bit2473+11
−11		(+59)6.5 − 3.5
(+5−2=3)		65.0%
6.5 / 10
0.0%
+175
–   ECE X2472+27
−27		(+58)3 − 7
(+3−7=0)		30.0%
3.0 / 10
0.0%
−135
–   Pepito 1.59.2 64-bit2472+14
−14		(+58)1.5 − 0.5
(+1−0=1)		75.0%
1.5 / 2
0.0%
+228
–   K2 0.752472+20
−20		(+58)4 − 6
(+3−5=2)		40.0%
4.0 / 10
0.0%
−33
–   Pawny 0.3 64-bit2464+27
−27		(+50)11.5 − 12.5
(+9−10=5)		47.9%
11.5 / 24
0.1%
+29
–   Jumbo 0.6.10 64-bit2460+20
−20		(+46)4.5 − 5.5
(+3−4=3)		45.0%
4.5 / 10
0.0%
+2
–   Drosophila 1.5.1 64-bit2457+13
−13		(+43)3.5 − 6.5
(+3−6=1)		35.0%
3.5 / 10
0.0%
−93
–   Bruja 1.9.1 64-bit2456+15
−15		(+42)0.5 − 1.5
(+0−1=1)		25.0%
0.5 / 2
0.0%
−120
–   pikoSzachy 4.12455+25
−25		(+41)7 − 3
(+6−2=2)		70.0%
7.0 / 10
0.2%
+201
–   MadChess 2.1 64-bit2454+22
−22		(+40)5 − 5
(+4−4=2)		50.0%
5.0 / 10
0.1%
+34
–   Delphil 3.1 64-bit2453+23
−23		(+39)1 − 1
(+0−0=2)		50.0%
1.0 / 2
0.2%
+39
–   Pawny 0.3.1 64-bit2451+20
−20		(+37)1 − 1
(+1−1=0)		50.0%
1.0 / 2
0.1%
+37
–   iCE 0.32448+26
−26		(+34)3.5 − 4.5
(+2−3=3)		43.8%
3.5 / 8
1.1%
−11
–   Delphil 2.72448+24
−24		(+34)11 − 13
(+7−9=8)		45.8%
11.0 / 24
0.8%
+3
–   Raven 0.90 64-bit2448+25
−25		(+34)1 − 7
(+1−7=0)		12.5%
1.0 / 8
0.8%
−343
–   Cheese 1.4 64-bit2447+18
−18		(+33)8.5 − 5.5
(+7−4=3)		60.7%
8.5 / 14
0.2%
+125
–   Schooner 1.7.0 64-bit2446+21
−21		(+32)2.5 − 7.5
(+2−7=1)		25.0%
2.5 / 10
0.5%
−195
–   WyldChess 1.2 64-bit2445+22
−22		(+31)5.5 − 2.5
(+4−1=3)		68.8%
5.5 / 8
1.0%
+173
–   Counter 1.99 64-bit2444+25
−25		(+30)3 − 3
(+2−2=2)		50.0%
3.0 / 6
1.9%
+38
–   Donna 2.1 64-bit2436+24
−24		(+22)2.5 − 7.5
(+2−7=1)		25.0%
2.5 / 10
5.9%
−198
–   Murka 2 64-bit2435+21
−21		(+21)10 − 4
(+7−1=6)		71.4%
10.0 / 14
4.7%
+170
–   Gogobello 1.0 64-bit2435+20
−20		(+21)6.5 − 3.5
(+5−2=3)		65.0%
6.5 / 10
4.8%
+130
–   FoxSEE 7.21.0 64-bit2434+25
−25		(+20)8 − 8
(+6−6=4)		50.0%
8.0 / 16
8.1%
+23
–   Bagatur 1.4d 64-bit2433+21
−21		(+19)6.5 − 3.5
(+5−2=3)		65.0%
6.5 / 10
6.9%
+134
–   GreKo 7.2 64-bit2432+26
−26		(+18)10 − 14
(+6−10=8)		41.7%
10.0 / 24
11.1%
−47
–   Queen 4.05 64-bit2431+14
−14		(+17)3.5 − 10.5
(+1−8=5)		25.0%
3.5 / 14
5.0%
−169
–   Orion 0.4 64-bit2427+17
−17		(+13)3.5 − 6.5
(+2−5=3)		35.0%
3.5 / 10
12.4%
−99
–   Nemeton 1.512426+19
−19		(+12)2 − 4
(+1−3=2)		33.3%
2.0 / 6
15.5%
−123
–   Bagatur 1.4e 64-bit2426+25
−25		(+12)4.5 − 5.5
(+3−4=3)		45.0%
4.5 / 10
20.5%
−31
–   Dorky 4.3 64-bit2425+24
−24		(+11)8.5 − 7.5
(+6−5=5)		53.1%
8.5 / 16
22.5%
+37
–   Dorky 4.0 64-bit2422+26
−26		(+8)11.5 − 12.5
(+6−7=11)		47.9%
11.5 / 24
29.0%
−6
–   Stash 18.0 64-bit2421+24
−24		(+7)2.5 − 7.5
(+1−6=3)		25.0%
2.5 / 10
30.2%
−186
–   Bumblebee 1.0.36898e1 64-bit2420+16
−16		(+6)6.5 − 3.5
(+4−1=5)		65.0%
6.5 / 10
28.2%
+112
–   Hussar 0.42419+14
−14		(+5)9.5 − 4.5
(+9−4=1)		67.9%
9.5 / 14
31.1%
+166
–   Lozza 1.17a 64-bit2417+15
−15		(+3)5 − 5
(+3−3=4)		50.0%
5.0 / 10
39.4%
+3
–   King of Kings 2.562416+16
−16		(+2)0 − 1
(+0−1=0)		0.0%
0.0 / 1
41.8%
−INF
–   Nemeton 1.62414+20
−20		(0)6 − 4
(+3−1=6)		60.0%
6.0 / 10
49.4%
+69
–   Taltos rev118 64-bit2414+15
−15		(0)2 − 4
(+1−3=2)		33.3%
2.0 / 6
48.1%
−131
–   NoC 4.20 64-bit2411+15
−15		(−3)6.5 − 5.5
(+5−4=3)		54.2%
6.5 / 12
60.8%
+30
–   Snitch 1.6.2 64-bit2408+18
−18		(−6)1 − 1
(+1−1=0)		50.0%
1.0 / 2
69.7%
−6
–   TJchess 1.3 64-bit2406+15
−15		(−8)3.5 − 4.5
(+3−4=1)		43.8%
3.5 / 8
77.9%
−61
–   Glass 1.62399+18
−18		(−15)11.5 − 12.5
(+9−10=5)		47.9%
11.5 / 24
89.2%
−31
–   Jumbo 0.4.34 64-bit2393+21
−21		(−21)4.5 − 5.5
(+2−3=5)		45.0%
4.5 / 10
94.6%
−54
–   Ares 1.005 64-bit2393+16
−16		(−21)3 − 1
(+2−0=2)		75.0%
3.0 / 4
97.3%
+145
–   Cmcchess 2.6 64-bit2389+15
−15		(−25)7.5 − 2.5
(+6−1=3)		75.0%
7.5 / 10
99.3%
+165
–   Monolith 0.3 64-bit2386+21
−21		(−28)5.5 − 4.5
(+4−3=3)		55.0%
5.5 / 10
98.5%
+3
–   Pawny 0.2 64-bit2385+26
−26		(−29)13 − 11
(+10−8=6)		54.2%
13.0 / 24
97.3%
+8
–   Ifrit m1.8 64-bit2382+15
−15		(−32)10.5 − 4.5
(+8−2=5)		70.0%
10.5 / 15
99.9%
+122
–   Gosu 0.162374+14
−14		(−40)17 − 7
(+13−3=8)		70.8%
17.0 / 24
100.0%
+116
–   Simplex 0.9.8 64-bit2373+14
−14		(−41)15 − 11
(+13−9=4)		57.7%
15.0 / 26
100.0%
+28
–   Rodin 3.02372+16
−16		(−42)15 − 9
(+12−6=6)		62.5%
15.0 / 24
100.0%
+59
–   RomiChess P3L 64-bit2371+20
−20		(−43)3 − 3
(+1−1=4)		50.0%
3.0 / 6
100.0%
−36
–   Popochin 4.1 64-bit2366+14
−14		(−48)2.5 − 5.5
(+0−3=5)		31.3%
2.5 / 8
100.0%
−164
–   Tigran 2.4n 64-bit2366+13
−13		(−48)0.5 − 0.5
(+0−0=1)		50.0%
0.5 / 1
100.0%
−13
–   Phalanx XXII2364+22
−22		(−50)11 − 13
(+9−11=4)		45.8%
11.0 / 24
100.0%
−90
–   Alex 2.14a 64-bit2359+16
−16		(−55)2.5 − 1.5
(+2−1=1)		62.5%
2.5 / 4
100.0%
+39
–   CT800 1.40 64-bit2358+24
−24		(−56)5 − 5
(+2−2=6)		50.0%
5.0 / 10
100.0%
−56
–   Ares GB 1.1 64-bit2358+15
−15		(−56)5 − 3
(+4−2=2)		62.5%
5.0 / 8
100.0%
+50
–   CT800 1.41 64-bit2353+25
−25		(−61)6.5 − 3.5
(+5−2=3)		65.0%
6.5 / 10
100.0%
+60
–   Horizon 4.42350+14
−14		(−64)13.5 − 10.5
(+10−7=7)		56.3%
13.5 / 24
100.0%
−13
–   Zevra 2.1.1 r216 64-bit2347+15
−15		(−67)3.5 − 2.5
(+2−1=3)		58.3%
3.5 / 6
100.0%
−3
–   Betsabe II 1.28 64-bit2346+26
−26		(−68)6 − 2
(+5−1=2)		75.0%
6.0 / 8
100.0%
+125
–   Ceibo 0.6 64-bit2345+25
−25		(−69)7.5 − 6.5
(+5−4=5)		53.6%
7.5 / 14
100.0%
−37
–   Tytan 9.32341+17
−17		(−73)9.5 − 14.5
(+4−9=11)		39.6%
9.5 / 24
100.0%
−149
–   OliThink 5.3.2 64-bit2341+15
−15		(−73)24.5 − 11.5
(+22−9=5)
68.1%
24.5 / 36
100.0%
+86
–   Raven 0.80 64-bit2340+25
−25		(−74)5 − 5
(+3−3=4)		50.0%
5.0 / 10
100.0%
−74
–   Ares 1.0042339+14
−14		(−75)15 − 9
(+13−7=4)		62.5%
15.0 / 24
100.0%
+42
–   iCE 0.22336+16
−16		(−78)2 − 2
(+1−1=2)		50.0%
2.0 / 4
100.0%
−78
–   TJchess 1.1 64-bit2335+17
−17		(−79)6.5 − 1.5
(+6−1=1)		81.3%
6.5 / 8
100.0%
+185
–   Plisk 0.2.7d 64-bit2333+15
−15		(−81)2.5 − 1.5
(+2−1=1)		62.5%
2.5 / 4
100.0%
+13
–   RomiChess P3m 64-bit2324+23
−23		(−90)5 − 3
(+4−2=2)		62.5%
5.0 / 8
100.0%
+8
–   Isa 2.1 64-bit2323+22
−22		(−91)5.5 − 0.5
(+5−0=1)		91.7%
5.5 / 6
100.0%
+260
–   Ceibo 0.5 64-bit2317+20
−20		(−97)7 − 9
(+5−7=4)		43.8%
7.0 / 16
100.0%
−144
–   Aice 0.99.22299+15
−15		(−115)19 − 5
(+18−4=2)		79.2%
19.0 / 24
100.0%
+146
–   Gibbon 2.69a 64-bit2284+16
−16		(−130)4 − 4
(+3−3=2)		50.0%
4.0 / 8
100.0%
−130
–   KnightX 1.93 64-bit2282+18
−18		(−132)7.5 − 2.5
(+6−1=3)		75.0%
7.5 / 10
100.0%
+63
–   Zeus 1.292262+18
−18		(−152)1 − 0
(+1−0=0)		100.0%
1.0 / 1
100.0%
+INF
–   Anechka 0.082261+16
−16		(−153)0.5 − 0.5
(+0−0=1)		50.0%
0.5 / 1
100.0%
−118
–   FoxSEE 5.1.2 64-bit2255+26
−26		(−159)8.5 − 3.5
(+8−3=1)		70.8%
8.5 / 12
100.0%
+28
–   Butcher 1.64 64-bit2238+18
−18		(−176)1.5 − 0.5
(+1−0=1)		75.0%
1.5 / 2
100.0%
−5
–   Zevra 1.8.4 r650 64-bit2188+23
−23		(−226)1 − 0
(+1−0=0)		100.0%
1.0 / 1
100.0%
+INF
–   Uralochka 1.1b2166+16
−16		(−248)0 − 1
(+0−1=0)		0.0%
0.0 / 1
100.0%
−INF
–   ChessAlex 2.0r42151+18
−18		(−263)0 − 1
(+0−1=0)		0.0%
0.0 / 1
100.0%
−INF
–   GopherCheck 0.2.2 64-bit2088+22
−22		(−326)3.5 − 0.5
(+3−0=1)		87.5%
3.5 / 4
100.0%
−36
1245 games: 424 wins, 466 losses, 355 draws (28.5%), score: 48.3%

Rating changes by day

Rating changes with played games

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