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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Show each game results
Uralochka 1.1b (2166+16
−16		)Quote
Author: Ivan Maklyakov (Russia) Link: Homepage
This is one of the 15 Uralochka versions we tested: Compare them!
OpponentEloDiffResultsScoreLOSPerf
–   SmarThink 1.98 64-bit3059+11
−11		(+893)0 − 1
(+0−1=0)		0.0%
0.0 / 1
0.0%
−INF
–   Quazar 0.4 64-bit2924+9
−9		(+758)0 − 1
(+0−1=0)		0.0%
0.0 / 1
0.0%
−INF
–   Bison 9.11 64-bit2759+11
−11		(+593)0 − 1
(+0−1=0)		0.0%
0.0 / 1
0.0%
−INF
–   GreKo 2018.02 64-bit2644+21
−21		(+478)0 − 1
(+0−1=0)		0.0%
0.0 / 1
0.0%
−INF
–   Counter 2.6 64-bit2622+21
−21		(+456)0 − 1
(+0−1=0)		0.0%
0.0 / 1
0.0%
−INF
–   K2 0.872571+15
−15		(+405)0 − 1
(+0−1=0)		0.0%
0.0 / 1
0.0%
−INF
–   Ufim 8.022524+10
−10		(+358)0 − 1
(+0−1=0)		0.0%
0.0 / 1
0.0%
−INF
–   Brutus 7.02b2495+16
−16		(+329)1 − 3
(+0−2=2)		25.0%
1.0 / 4
0.0%
+158
–   Cerebro 3.03d2461+14
−14		(+295)0 − 2
(+0−2=0)		0.0%
0.0 / 2
0.0%
−INF
–   Gogobello 1.0 64-bit2435+20
−20		(+269)2 − 2
(+1−1=2)		50.0%
2.0 / 4
0.0%
+257
–   Eeyore 1.52 64-bit2414+15
−15		(+248)1 − 0
(+1−0=0)		100.0%
1.0 / 1
0.0%
+INF
–   Delphil 1.9c2389+26
−26		(+223)0 − 2
(+0−2=0)		0.0%
0.0 / 2
0.0%
−INF
–   Ifrit m1.8 64-bit2382+15
−15		(+216)0 − 1
(+0−1=0)		0.0%
0.0 / 1
0.0%
−INF
–   nanoSzachy 3.42375+20
−20		(+209)0 − 2
(+0−2=0)		0.0%
0.0 / 2
0.0%
−INF
–   Sorgenkind 0.42358+12
−12		(+192)1 − 3
(+0−2=2)		25.0%
1.0 / 4
0.0%
+25
–   Sage 3.532349+15
−15		(+183)1.5 − 0.5
(+1−0=1)		75.0%
1.5 / 2
0.0%
+353
–   DanaSah 2.442339+26
−26		(+173)0 − 2
(+0−2=0)		0.0%
0.0 / 2
0.0%
−INF
–   Counter 1.02337+26
−26		(+171)1 − 1
(+1−1=0)		50.0%
1.0 / 2
0.0%
+171
–   Rotor 0.32336+25
−25		(+170)5.5 − 17.5
(+3−15=5)		23.9%
5.5 / 23
0.0%
−39
–   GreKo 6.52329+23
−23		(+163)1.5 − 2.5
(+1−2=1)		37.5%
1.5 / 4
0.0%
+61
–   Isa 2.1 64-bit2323+22
−22		(+157)2.5 − 3.5
(+2−3=1)		41.7%
2.5 / 6
0.0%
+73
–   Alfil 6.102322+26
−26		(+156)1 − 1
(+1−1=0)		50.0%
1.0 / 2
0.0%
+156
–   Glass 1.32318+23
−23		(+152)4 − 4
(+3−3=2)		50.0%
4.0 / 8
0.0%
+152
–   Plisk 0.2.7d 32-bit2315+19
−19		(+149)0 − 2
(+0−2=0)		0.0%
0.0 / 2
0.0%
−INF
–   Lozza 1.15 64-bit2314+20
−20		(+148)2.5 − 5.5
(+1−4=3)		31.3%
2.5 / 8
0.0%
+13
–   GreKo 5.92308+20
−20		(+142)1 − 1
(+1−1=0)		50.0%
1.0 / 2
0.0%
+141
–   Jumbo 0.4.17 64-bit2307+24
−24		(+141)1.5 − 8.5
(+0−7=3)		15.0%
1.5 / 10
0.0%
−120
–   Xpdnt 0907042304+28
−28		(+138)2 − 2
(+1−1=2)		50.0%
2.0 / 4
0.0%
+126
–   LittleThought 1.03 32-bit2300+18
−18		(+134)2 − 2
(+1−1=2)		50.0%
2.0 / 4
0.0%
+122
–   Daydreamer 1.52297+19
−19		(+131)1.5 − 2.5
(+0−1=3)		37.5%
1.5 / 4
0.0%
+59
–   Amundsen 0.802289+15
−15		(+123)0 − 6
(+0−6=0)		0.0%
0.0 / 6
0.0%
−INF
–   Dirty 0.99n2285+26
−26		(+119)1.5 − 4.5
(+1−4=1)		25.0%
1.5 / 6
0.0%
−87
–   FireFly 2.7.2 64-bit2285+12
−12		(+119)2 − 4
(+1−3=2)		33.3%
2.0 / 6
0.0%
−16
–   Ares 1.003a2267+27
−27		(+101)4 − 4
(+3−3=2)		50.0%
4.0 / 8
0.0%
+101
–   Cheese 1.32267+15
−15		(+101)3.5 − 10.5
(+1−8=5)		25.0%
3.5 / 14
0.0%
−79
–   Zeus 1.292262+18
−18		(+96)5 − 10
(+2−7=6)		33.3%
5.0 / 15
0.0%
−19
–   Anechka 0.082261+16
−16		(+95)1.5 − 3.5
(+1−3=1)		30.0%
1.5 / 5
0.0%
−71
–   Xpdnt 0809272260+25
−25		(+94)4 − 8
(+3−7=2)		33.3%
4.0 / 12
0.0%
−52
–   Joker 1.1.142259+16
−16		(+93)4 − 6
(+3−5=2)		40.0%
4.0 / 10
0.0%
−3
–   Ant 2006-F2259+17
−17		(+93)2 − 0
(+2−0=0)		100.0%
2.0 / 2
0.0%
+INF
–   Natwarlal 0.142256+16
−16		(+90)2.5 − 1.5
(+2−1=1)		62.5%
2.5 / 4
0.0%
+202
–   Popochin 3.22253+15
−15		(+87)17 − 29
(+11−23=12)
37.0%
17.0 / 46
0.0%
−19
–   Chaturanga 2.4.32245+16
−16		(+79)1.5 − 0.5
(+1−0=1)		75.0%
1.5 / 2
0.0%
+241
–   Butcher 1.61 32-bit2242+24
−24		(+76)1.5 − 0.5
(+1−0=1)		75.0%
1.5 / 2
0.0%
+238
–   Brutus 5.42242+27
−27		(+76)0 − 2
(+0−2=0)		0.0%
0.0 / 2
0.0%
−INF
–   Glass 1.22242+26
−26		(+76)2 − 3
(+2−3=0)		40.0%
2.0 / 5
0.0%
−35
–   Zeus 1.282242+26
−26		(+76)1.5 − 2.5
(+1−2=1)		37.5%
1.5 / 4
0.0%
−35
–   Butcher 1.60n12241+21
−21		(+75)2.5 − 5.5
(+1−4=3)		31.3%
2.5 / 8
0.0%
−61
–   Rodin 2.1h2239+26
−26		(+73)4 − 4
(+3−3=2)		50.0%
4.0 / 8
0.0%
+66
–   Bison 8.2.4r2239+23
−23		(+73)5.5 − 2.5
(+4−1=3)		68.8%
5.5 / 8
0.0%
+206
–   Natwarlal 0.122236+29
−29		(+70)2 − 8
(+1−7=2)		20.0%
2.0 / 10
0.0%
−170
–   Smallbrain 2.0 64-bit2234+25
−25		(+68)7 − 7
(+5−5=4)		50.0%
7.0 / 14
0.0%
+71
–   Popochin 3.02229+27
−27		(+63)2 − 2
(+2−2=0)		50.0%
2.0 / 4
0.0%
+63
–   Chispa 4.0.32228+15
−15		(+62)0 − 2
(+0−2=0)		0.0%
0.0 / 2
0.0%
−INF
–   Isa 2.0.48 64-bit2227+26
−26		(+61)5.5 − 4.5
(+4−3=3)		55.0%
5.5 / 10
0.0%
+104
–   Ayito 0.2.9942226+16
−16		(+60)1 − 3
(+1−3=0)		25.0%
1.0 / 4
0.0%
−174
–   Matilde 2008 32-bit2225+28
−28		(+59)4 − 3
(+3−2=2)		57.1%
4.0 / 7
0.0%
+131
–   AliChess 4.202222+29
−29		(+56)3.5 − 4.5
(+2−3=3)		43.8%
3.5 / 8
0.0%
+5
–   EveAnn 1.662221+28
−28		(+55)1 − 1
(+0−0=2)		50.0%
1.0 / 2
0.0%
+55
–   Sungorus 1.42214+18
−18		(+48)0 − 2
(+0−2=0)		0.0%
0.0 / 2
0.0%
−INF
–   Ares 1.02211+26
−26		(+45)0.5 − 1.5
(+0−1=1)		25.0%
0.5 / 2
0.2%
−125
–   Sungorus 1.32208+28
−28		(+42)2.5 − 1.5
(+2−1=1)		62.5%
2.5 / 4
0.5%
+136
–   RattateChess 1.0 Nosferatu2208+16
−16		(+42)1.5 − 2.5
(+1−2=1)		37.5%
1.5 / 4
0.0%
−62
–   Brutus 6.02207+29
−29		(+41)0 − 2
(+0−2=0)		0.0%
0.0 / 2
0.7%
−INF
–   Waxman 20092206+18
−18		(+40)36.5 − 24.5
(+28−16=17)
59.8%
36.5 / 61
0.0%
+119
–   Joker 1.1.062203+28
−28		(+37)1 − 1
(+1−1=0)		50.0%
1.0 / 2
1.4%
+36
–   AliChess 4.192197+27
−27		(+31)8 − 8
(+5−5=6)		50.0%
8.0 / 16
2.5%
+33
–   AliChess 4.182195+28
−28		(+29)0.5 − 6.5
(+0−6=1)		7.1%
0.5 / 7
3.8%
−340
–   Feuerstein 0.4.6.12190+17
−17		(+24)9.5 − 22.5
(+4−17=11)
29.7%
9.5 / 32
1.7%
−128
–   Zevra 1.8.4 r650 64-bit2188+23
−23		(+22)0 − 1
(+0−1=0)		0.0%
0.0 / 1
5.8%
−INF
–   Isa 1.9.68 64-bit2181+26
−26		(+15)3 − 7
(+2−6=2)		30.0%
3.0 / 10
17.7%
−151
–   Atak 6.72181+24
−24		(+15)4 − 4
(+3−3=2)		50.0%
4.0 / 8
15.9%
+15
–   Dolphin 1.0 64-bit2181+16
−16		(+15)0 − 2
(+0−2=0)		0.0%
0.0 / 2
9.2%
−INF
–   Smallbrain 1.1 64-bit2176+25
−25		(+10)6 − 8
(+6−8=0)		42.9%
6.0 / 14
25.8%
−67
–   Tiny Chess 1.46 64-bit2174+16
−16		(+8)5 − 5
(+4−4=2)		50.0%
5.0 / 10
24.5%
+8
–   Gibbon 2.42c2174+23
−23		(+8)1 − 1
(+0−0=2)		50.0%
1.0 / 2
27.9%
+8
–   Beowulf 2.4a2169+17
−17		(+3)1 − 1
(+0−0=2)		50.0%
1.0 / 2
42.1%
+3
–   Uralochka 1.1d2168+18
−18		(+2)17 − 23
(+8−14=18)
42.5%
17.0 / 40
42.8%
−49
–   Gibbon 2.52a2167+15
−15		(+1)10.5 − 12.5
(+7−9=7)		45.7%
10.5 / 23
47.5%
−33
–   Schooner 1.4.2 64-bit2167+28
−28		(+1)1 − 3
(+1−3=0)		25.0%
1.0 / 4
49.5%
−232
–   ChessKISS 1.7c 64-bit2166+16
−16		(0)3.5 − 0.5
(+3−0=1)		87.5%
3.5 / 4
49.6%
+289
–   AliChess 4.162166+29
−29		(0)1.5 − 0.5
(+1−0=1)		75.0%
1.5 / 2
51.1%
+170
–   OBender 03.2016 64-bit2166+16
−16		(0)5.5 − 4.5
(+5−4=1)		55.0%
5.5 / 10
52.6%
+45
–   Atlas 2.202164+29
−29		(−2)1.5 − 0.5
(+1−0=1)		75.0%
1.5 / 2
56.2%
+168
–   Napoleon 1.6.0b 64-bit2161+20
−20		(−5)7.5 − 6.5
(+6−5=3)		53.6%
7.5 / 14
67.7%
+22
–   ZCT 0.3.24512161+24
−24		(−5)5.5 − 4.5
(+3−2=5)		55.0%
5.5 / 10
64.4%
+33
–   EveAnn 1.622158+30
−30		(−8)1 − 1
(+1−1=0)		50.0%
1.0 / 2
69.4%
−8
–   Neurosis 2.52156+15
−15		(−10)8 − 12
(+4−8=8)		40.0%
8.0 / 20
83.2%
−86
–   GarboChess 0.212155+29
−29		(−11)2 − 0
(+2−0=0)		100.0%
2.0 / 2
75.5%
+INF
–   Baislicka 1.0 64-bit2154+17
−17		(−12)7.5 − 2.5
(+7−2=1)		75.0%
7.5 / 10
86.2%
+209
–   Myrddin 0.85 32-bit2154+24
−24		(−12)0 − 2
(+0−2=0)		0.0%
0.0 / 2
79.7%
−INF
–   ChessAlex 2.0r42151+18
−18		(−15)17 − 22
(+13−18=8)
43.6%
17.0 / 39
90.3%
−74
–   RattateChess Bologna 20072151+22
−22		(−15)5 − 7
(+3−5=4)		41.7%
5.0 / 12
87.8%
−79
–   BlackBishop 1.02150+17
−17		(−16)12 − 12
(+9−9=6)		50.0%
12.0 / 24
92.2%
−16
–   Dorpsgek Dillinger 64-bit2143+16
−16		(−23)7.5 − 2.5
(+7−2=1)		75.0%
7.5 / 10
98.3%
+191
–   Alf 1.092143+21
−21		(−23)5 − 5
(+3−3=4)		50.0%
5.0 / 10
96.7%
−28
–   Carballo 0.82142+20
−20		(−24)2 − 4
(+1−3=2)		33.3%
2.0 / 6
97.1%
−147
–   AliChess 4.082141+28
−28		(−25)4 − 0
(+4−0=0)		100.0%
4.0 / 4
94.2%
+INF
–   Buzz 0.08 32-bit2139+25
−25		(−27)13.5 − 8.5
(+10−5=7)		61.4%
13.5 / 22
96.8%
+60
–   OBender 3.2.4.22138+18
−18		(−28)4.5 − 5.5
(+4−5=1)		45.0%
4.5 / 10
99.1%
−75
–   Zevra 1.8.2 r612 64-bit2136+24
−24		(−30)2.5 − 1.5
(+2−1=1)		62.5%
2.5 / 4
98.2%
+74
–   NagaSkaki 5.122135+15
−15		(−31)7.5 − 9.5
(+5−7=5)		44.1%
7.5 / 17
99.8%
−71
–   Mediocre 0.342134+23
−23		(−32)4.5 − 7.5
(+2−5=5)		37.5%
4.5 / 12
99.0%
−116
–   Isa 1.9.63 64-bit2132+22
−22		(−34)3 − 7
(+3−7=0)		30.0%
3.0 / 10
99.4%
−234
–   Lime 662131+15
−15		(−35)10.5 − 1.5
(+10−1=1)		87.5%
10.5 / 12
100.0%
+302
–   Alex 2.032131+27
−27		(−35)2.5 − 1.5
(+2−1=1)		62.5%
2.5 / 4
98.8%
+76
–   BlackBishop 0.472130+30
−30		(−36)5.5 − 2.5
(+5−2=1)		68.8%
5.5 / 8
98.2%
+128
–   Amundsen 0.65.12126+31
−31		(−40)1 − 0
(+1−0=0)		100.0%
1.0 / 1
99.0%
+INF
–   Neurosis 2.42125+29
−29		(−41)4.5 − 1.5
(+4−1=1)		75.0%
4.5 / 6
99.4%
+174
–   Atak 6.52125+22
−22		(−41)10 − 3
(+9−2=2)		76.9%
10.0 / 13
99.9%
+184
–   Hamsters 0.0.62124+21
−21		(−42)0.5 − 1.5
(+0−1=1)		25.0%
0.5 / 2
99.9%
−204
–   Prophet 2.0 64-bit2122+23
−23		(−44)5 − 1
(+5−1=0)		83.3%
5.0 / 6
99.9%
+274
–   Sungorus 1.22120+23
−23		(−46)0.5 − 3.5
(+0−3=1)		12.5%
0.5 / 4
100.0%
−337
–   NG-Play 9.86 64-bit2116+20
−20		(−50)6.5 − 3.5
(+6−3=1)		65.0%
6.5 / 10
100.0%
+92
–   Chesley r323 64-bit2107+19
−19		(−59)3 − 3
(+3−3=0)		50.0%
3.0 / 6
100.0%
−59
–   Bearded 06_292107+28
−28		(−59)3 − 3
(+2−2=2)		50.0%
3.0 / 6
100.0%
−67
–   OliThink 5.1.92099+26
−26		(−67)3 − 5
(+3−5=0)		37.5%
3.0 / 8
100.0%
−190
–   Mediocre 0.3342096+29
−29		(−70)2.5 − 5.5
(+1−4=3)		31.3%
2.5 / 8
100.0%
−203
–   Atak 6.02094+30
−30		(−72)2.5 − 3.5
(+2−3=1)		41.7%
2.5 / 6
100.0%
−155
–   Prophet 2.0 32-bit2080+17
−17		(−86)4.5 − 3.5
(+4−3=1)		56.3%
4.5 / 8
100.0%
−29
–   Parrot 07.07.222078+17
−17		(−88)9 − 5
(+7−3=4)		64.3%
9.0 / 14
100.0%
+22
–   Napoleon 1.7 64-bit2077+18
−18		(−89)2 − 2
(+1−1=2)		50.0%
2.0 / 4
100.0%
−77
–   TJchess 0.1212074+17
−17		(−92)24 − 10
(+19−5=10)
70.6%
24.0 / 34
100.0%
+66
–   Napoleon 1.5.0 64-bit2063+23
−23		(−103)4 − 2
(+3−1=2)		66.7%
4.0 / 6
100.0%
+20
–   BikJump 2.01 64-bit2057+16
−16		(−109)5 − 1
(+5−1=0)		83.3%
5.0 / 6
100.0%
+210
–   Clarabit 1.00 32-bit2055+19
−19		(−111)7.5 − 2.5
(+6−1=3)		75.0%
7.5 / 10
100.0%
+82
–   Adam 3.12048+21
−21		(−118)4 − 0
(+4−0=0)		100.0%
4.0 / 4
100.0%
+INF
–   Lime 622045+24
−24		(−121)3 − 1
(+3−1=0)		75.0%
3.0 / 4
100.0%
+130
–   BikJump 2.01 32-bit2022+16
−16		(−144)2 − 2
(+1−1=2)		50.0%
2.0 / 4
100.0%
−144
–   Atak 6.22019+30
−30		(−147)5.5 − 2.5
(+5−2=1)		68.8%
5.5 / 8
100.0%
+20
–   BigLion 2.23w2013+18
−18		(−153)3.5 − 0.5
(+3−0=1)		87.5%
3.5 / 4
100.0%
+139
–   Galjoen 0.36 64-bit2010+25
−25		(−156)5 − 5
(+4−4=2)		50.0%
5.0 / 10
100.0%
−156
–   RamJet 0.122009+29
−29		(−157)3.5 − 0.5
(+3−0=1)		87.5%
3.5 / 4
100.0%
+131
–   Soldat III 0.178 64-bit2005+20
−20		(−161)4.5 − 1.5
(+4−1=1)		75.0%
4.5 / 6
100.0%
+42
–   BigLion 2.23x2003+11
−11		(−163)5.5 − 2.5
(+4−1=3)		68.8%
5.5 / 8
100.0%
−25
–   BikJump 1.8 32-bit1999+29
−29		(−167)2 − 0
(+2−0=0)		100.0%
2.0 / 2
100.0%
+INF
–   Ecce 1.0 (rev. 508) 64-bit1987+18
−18		(−179)5 − 1
(+4−0=2)		83.3%
5.0 / 6
100.0%
+64
–   Monarch 1.71985+15
−15		(−181)1 − 1
(+0−0=2)		50.0%
1.0 / 2
100.0%
−181
–   Mustang 4.971974+23
−23		(−192)6 − 4
(+4−2=4)		60.0%
6.0 / 10
100.0%
−123
–   BibiChess 0.51930+22
−22		(−236)2 − 0
(+2−0=0)		100.0%
2.0 / 2
100.0%
+INF
–   Rival 1.181903+20
−20		(−263)1.5 − 0.5
(+1−0=1)		75.0%
1.5 / 2
100.0%
−92
–   Smash 1.0.31875+24
−24		(−291)2 − 0
(+2−0=0)		100.0%
2.0 / 2
100.0%
+INF
–   ECE 0.31838+24
−24		(−328)2 − 0
(+2−0=0)		100.0%
2.0 / 2
100.0%
+INF
–   Clueless 1.41838+16
−16		(−328)2 − 0
(+2−0=0)		100.0%
2.0 / 2
100.0%
+INF
–   Warrior 1.0.31827+17
−17		(−339)1.5 − 0.5
(+1−0=1)		75.0%
1.5 / 2
100.0%
−168
–   Surprise 4.3b131814+20
−20		(−352)2 − 0
(+2−0=0)		100.0%
2.0 / 2
100.0%
+INF
1118 games: 401 wins, 431 losses, 286 draws (25.6%), score: 48.7%

Rating changes by day

Rating changes with played games

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