KCEC
(Kirr's Chess Engine Comparison)
A tournament of original free chess engines
June 16, 2013
Testing summary:
Total: 135,679 games
played by 202 programs
1398 CPU days (X2 4600+)

White wins: 55,227 (40.7%)
Black wins: 47,434 (35.0%)
Draws: 33,018 (24.3%)
White score: 52.9%

Engine Details

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Show each game results
CyberPagno 2.1 32MB WB#104  (2295+16
−16		)Quote
Author: Marco Pagnoncelli (Italy) Released: 2004-09-21Link: Homepage
This engine is stable and runs without issues.
This is the only CyberPagno version we tested.
OpponentEloDiffResultsScoreLOSPerfPond
hit		Eval
diff
–   Leila 0.53h2490+17
−17		(+195)5 − 19
(+4−18=2)
20.8%
5.0 / 24
0.0%
−57
55.8%
2005
1.04
1119
0 0 0 0 0 1 1 0 0 0 = 1 0 0 0 0 0 = 0 0 0 0 0 1
–   Comet B682478+14
−14		(+183)9 − 20
(+6−17=6)
31.0%
9.0 / 29
0.0%
+38
54.7%
1979
0.96
1082
0 1 0 1 0 0 0 0 0 1 = 1 0 = 0 1 1 0 = 0 0 0 0 0 = = = 0 0
–   Sjeng 12.132475+14
−14		(+180)7.5 − 17.5
(+6−16=3)
30.0%
7.5 / 25
0.0%
+20
57.7%
1727
1.18
996
0 0 0 0 = 0 0 1 1 0 0 1 0 0 0 1 0 0 0 = 0 0 1 = 1
–   Muse 0.899b2474+16
−16		(+179)5 − 22
(+4−21=2)
18.5%
5.0 / 27
0.0%
−99
54.2%
1860
0.90
1009
= 0 0 1 0 0 0 0 0 0 1 1 0 0 0 0 0 = 1 0 0 0 0 0 0 0 0
–   The Crazy Bishop 00522460+15
−15		(+165)6 − 21
(+3−18=6)
22.2%
6.0 / 27
0.0%
−43
54.5%
1724
0.45
940
= 0 0 1 = 0 0 0 0 0 0 0 = = 0 0 0 0 0 1 0 = 0 0 1 0 =
–   Der Bringer 1.92455+15
−15		(+160)10 − 15
(+8−13=4)
40.0%
10.0 / 25
0.0%
+84
57.6%
2088
0.66
1202
= 0 0 1 1 0 0 1 1 = 1 0 0 0 0 1 0 1 0 0 0 0 1 = =
–   Gosu 0.162455+16
−16		(+160)7 − 25
(+4−22=6)
21.9%
7.0 / 32
0.0%
−57
56.9%
2031
0.84
1156
0 = = 1 0 0 = = 0 0 0 0 0 0 0 0 0 0 0 1 0 = 0 0 0 0 1 0 0 = 0 1
–   Phalanx XXII Reborn JA2452+15
−15		(+157)6.5 − 13.5
(+6−13=1)
32.5%
6.5 / 20
0.0%
+9
56.4%
1327
0.85
749
0 1 0 0 0 1 = 0 1 0 0 0 1 0 0 1 0 1 0 0
–   Betsy 6.51 Nobook2450+15
−15		(+155)8 − 18
(+5−15=6)
30.8%
8.0 / 26
0.0%
+12
57.6%
1881
0.89
1084
= = 0 0 1 1 1 0 = 1 1 0 0 = = 0 0 0 0 0 0 0 = 0 0 0
–   GNU Chess 5.07.9b 64-bit JA2448+16
−16		(+153)9.5 − 22.5
(+7−20=5)
29.7%
9.5 / 32
0.0%
−6
55.8%
2454
0.90
1370
0 0 0 1 0 = 0 = 0 1 0 0 0 0 1 0 0 1 1 0 0 1 0 0 = 0 = 0 = 1 0 0
–   Amateur 2.822446+15
−15		(+151)7 − 22
(+4−19=6)
24.1%
7.0 / 29
0.0%
−44
55.8%
1718
1.29
958
0 = 0 0 0 0 = 0 = 0 1 1 0 0 0 0 0 0 = 0 0 = 0 0 1 0 1 = 0
–   Thor's Hammer 2.28 32-bit2417+15
−15		(+122)7.5 − 17.5
(+6−16=3)
30.0%
7.5 / 25
0.0%
−37
55.1%
2194
1.03
1208
= 0 0 1 0 0 1 1 = 0 0 0 0 = 0 0 0 0 1 0 0 1 0 1 0
–   Arion 1.72415+16
−16		(+120)5.5 − 18.5
(+2−15=7)
22.9%
5.5 / 24
0.0%
−70
64.7%
1604
0.55
1037
0 0 0 1 1 0 0 = = 0 0 0 0 0 = = = 0 0 = 0 0 0 =
–   AICE 0.99.22411+16
−16		(+116)9 − 23
(+2−16=14)
28.1%
9.0 / 32
0.0%
−19
55.8%
1727
0.80
963
= = = = 0 0 = = 0 0 1 0 = 0 0 0 0 0 0 = 0 = 0 = 0 = = = 0 1 = 0
–   Chezzz 1.0.32409+15
−15		(+114)9 − 15
(+7−13=4)
37.5%
9.0 / 24
0.0%
+16
48.2%
2254
0.75
1086
1 1 = 0 1 1 0 1 0 0 = 0 0 0 = 0 0 0 0 1 0 = 1 0
–   Asterisk 0.62402+17
−17		(+107)12 − 20
(+8−16=8)
37.5%
12.0 / 32
0.0%
+18
54.8%
2547
0.70
1397
1 0 1 0 = 0 0 = 0 1 0 0 0 0 1 0 0 = = 1 = 0 1 1 0 0 = 0 = 0 1 =
–   Resp 0.19 64-bit JA Nobook2402+16
−16		(+107)8.5 − 14.5
(+7−13=3)
37.0%
8.5 / 23
0.0%
+11
56.9%
2224
0.63
1265
0 0 1 0 0 0 0 1 1 0 0 = 0 1 1 0 = 0 0 1 1 0 =
–   Averno 0.812396+15
−15		(+101)11 − 15
(+8−12=6)
42.3%
11.0 / 26
0.0%
+47
55.1%
1758
0.63
969
0 1 = 0 = 1 = 0 0 0 1 0 0 = 0 1 = 1 = 0 1 0 1 0 0 1
–   Scidlet 3.61 64-bit JA2390+15
−15		(+95)9.5 − 18.5
(+6−15=7)
33.9%
9.5 / 28
0.0%
−18
59.6%
2126
0.71
1267
= 0 0 1 0 0 = 0 1 = 0 0 = = = 1 0 1 0 0 = 0 0 1 1 0 0 0
–   KnightX 1.922385+15
−15		(+90)8 − 19
(+6−17=4)
29.6%
8.0 / 27
0.0%
−65
55.7%
2052
0.79
1143
0 0 0 0 0 0 0 0 0 1 0 1 = 0 0 1 1 = 0 0 1 1 0 0 = 0 =
–   Eeyore 1.482384+15
−15		(+89)11 − 16
(+8−13=6)
40.7%
11.0 / 27
0.0%
+18
57.0%
1954
0.60
1114
0 0 1 = = 0 0 = = 0 0 1 1 0 0 0 1 = 1 1 0 0 = 1 0 1 0
–   Ayito 0.2.9942371+16
−16		(+76)16.5 − 10.5
(+12−6=9)
61.1%
16.5 / 27
0.0%
+149
53.2%
1584
0.66
843
1 = 1 1 = = = 1 1 1 1 1 1 0 0 0 = 0 = 1 = 0 = 1 = 1 0
–   Matilde 2008 64-bit2368+15
−15		(+73)7 − 25
(+3−21=8)
21.9%
7.0 / 32
0.0%
−133
59.0%
2185
0.58
1290
0 0 0 0 = 0 0 0 0 1 1 0 0 = 0 = 0 0 1 0 = 0 0 = 0 0 0 = = = 0 0
–   Natwarlal 0.142359+17
−17		(+64)16 − 16
(+12−12=8)
50.0%
16.0 / 32
0.0%
+64
55.9%
2895
0.68
1618
= 1 = 0 0 1 0 = 1 1 0 = 0 1 = 0 1 1 0 1 0 1 1 = 1 0 = = 1 0 0 0
–   EXchess 5.01 beta 64-bit JA2355+14
−14		(+60)9 − 15
(+7−13=4)
37.5%
9.0 / 24
0.0%
−36
56.0%
1729
0.77
969
= 1 0 0 1 0 = 0 1 1 0 0 1 0 0 0 0 0 = 0 = 1 0 1
–   Zeus 1.292346+16
−16		(+51)11 − 21
(+7−17=8)
34.4%
11.0 / 32
0.0%
−59
56.2%
2402
0.98
1350
= = 0 1 0 0 1 0 = 1 0 0 0 1 = 0 0 = 1 0 = = 0 = 0 0 1 0 0 0 0 1
–   Esc 1.162345+15
−15		(+50)13 − 11
(+11−9=4)
54.2%
13.0 / 24
0.0%
+82
59.5%
1764
0.72
1049
= 1 = 1 0 1 0 1 0 1 1 0 = 0 1 0 0 0 1 1 = 1 1 0
–   Popochin 3.22341+19
−19		(+46)17 − 15
(+13−11=8)
53.1%
17.0 / 32
0.0%
+68
60.4%
2607
0.48
1574
1 1 1 = = 0 0 0 1 1 = 0 1 1 0 1 1 0 0 = = 1 1 0 1 0 1 0 0 = = =
–   ANT 2006-F2333+16
−16		(+38)16.5 − 9.5
(+13−6=7)
63.5%
16.5 / 26
0.0%
+132
55.1%
1684
0.59
928
= 0 = 1 1 = 1 = = 0 1 1 1 1 1 1 1 0 = 1 1 0 = 0 1 0
–   Anechka 0.082320+16
−16		(+25)15.5 − 16.5
(+12−13=7)
48.4%
15.5 / 32
0.9%
+12
58.9%
2789
0.53
1643
= = 1 0 0 = 1 = 1 0 1 0 0 0 0 = 1 1 0 1 1 0 = 0 0 1 0 1 1 = 1 0
–   Dorky 3.482308+16
−16		(+13)12.5 − 14.5
(+10−12=5)
46.3%
12.5 / 27
10.1%
−14
55.8%
2059
1.26
1149
0 0 0 = = 1 1 1 1 0 0 0 1 1 = 0 1 0 1 0 = 0 = 0 1 1 0
–   Latista (Sinobyl) 1.52289+16
−16		(−6)13.5 − 15.5
(+10−12=7)
46.6%
13.5 / 29
69.1%
−31
52.2%
2592
0.74
1353
1 0 0 1 0 0 0 1 1 = 1 0 1 0 1 0 = 1 0 = = = 1 0 0 1 = 0 =
–   Madeleine 0.22285+15
−15		(−10)13 − 12
(+10−9=6)
52.0%
13.0 / 25
81.7%
+3
55.9%
1998
0.85
1117
0 1 1 0 0 0 1 = 1 = = = = 1 0 1 1 0 0 1 0 1 0 1 =
–   Chispa 4.0.32273+14
−14		(−22)15 − 12
(+12−9=6)
55.6%
15.0 / 27
98.3%
+19
58.1%
1861
0.82
1081
= = 0 0 = 0 0 1 1 1 = 1 0 0 1 1 1 = = 0 1 1 1 1 1 0 0
–   Uralochka 1.1b2272+18
−18		(−23)19.5 − 12.5
(+16−9=7)
60.9%
19.5 / 32
97.4%
+53
55.2%
2433
0.86
1342
1 1 0 = 1 1 0 1 0 0 = = 0 1 0 = 1 1 0 0 1 1 0 = 1 = 1 = 1 1 1 1
–   Atlas 2.202271+17
−17		(−24)17.5 − 8.5
(+14−5=7)
67.3%
17.5 / 26
98.4%
+96
  
1 1 1 1 0 = 1 = = 1 1 1 0 1 0 = 1 = 1 = 1 1 0 0 = 1
–   Genesis 2.02247+16
−16		(−48)13.5 − 10.5
(+9−6=9)
56.3%
13.5 / 24
100.0%
−4
58.7%
1789
0.48
1051
= 1 1 = 1 = 1 0 1 0 = = = 1 = 1 0 1 1 0 0 = 0 =
–   Lime 662241+18
−18		(−54)15 − 17
(+14−16=2)
46.9%
15.0 / 32
100.0%
−81
53.4%
3540
0.65
1891
0 0 0 1 0 1 0 0 = 1 0 1 1 1 0 1 0 1 0 1 = 1 0 0 1 0 1 0 0 1 0 1
–   InmiChess 3.06N2241+15
−15		(−54)14 − 13
(+12−11=4)
51.9%
14.0 / 27
100.0%
−40
55.7%
2025
0.75
1128
= 1 1 1 1 0 1 1 0 1 0 0 0 = 0 0 1 = 0 1 0 = 0 1 1 1 0
–   Nesik 0.7.0 alpha2237+16
−16		(−58)18.5 − 7.5
(+15−4=7)
71.2%
18.5 / 26
100.0%
+91
58.5%
2034
0.80
1190
1 1 1 1 1 0 0 1 1 1 = 0 1 = 1 1 1 = = 1 1 0 = 1 = =
–   NagaSkaki 5.122232+18
−18		(−63)17.5 − 14.5
(+11−8=13)
54.7%
17.5 / 32
100.0%
−34
56.5%
1820
0.83
1028
1 = = = = 0 0 = = = = 0 1 = = 1 0 1 = 1 0 = 0 1 1 = 1 0 1 1 1 0
–   Sunsetter C10.3 64-bit JA2232+16
−16		(−63)12.5 − 15.5
(+10−13=5)
44.6%
12.5 / 28
100.0%
−104
54.1%
2165
0.51
1171
0 0 1 = = 1 0 0 0 0 0 = 0 1 1 1 = 1 0 0 0 1 1 1 0 0 1 =
–   Alarm 0.93.12226+16
−16		(−69)17.5 − 14.5
(+13−10=9)
54.7%
17.5 / 32
100.0%
−39
54.9%
2115
1.11
1161
0 1 1 = 1 1 0 0 = 1 0 0 = = 0 0 1 0 = 1 = 1 = 1 1 1 1 1 = 0 = 0
–   Fortress 1.622216+15
−15		(−79)16.5 − 7.5
(+14−5=5)
68.8%
16.5 / 24
100.0%
+56
51.9%
2030
0.63
1054
1 1 = 0 1 1 1 0 0 = 1 1 1 0 = 1 0 1 1 = 1 = 1 1
–   WJChess 1.642215+16
−16		(−80)14.5 − 7.5
(+12−5=5)
65.9%
14.5 / 22
100.0%
+39
52.9%
2026
0.77
1072
0 1 0 1 = 1 1 1 1 = 1 1 = 1 1 0 1 = = 1 0 0
–   Gk 0.90 64-bit JA2194+16
−16		(−101)16 − 10
(+14−8=4)
61.5%
16.0 / 26
100.0%
−13
53.6%
2030
0.62
1088
1 1 0 = 1 0 1 1 1 1 = 1 = 1 1 0 1 0 0 0 0 1 0 1 1 =
–   Alf 1.09 JA2193+17
−17		(−102)18 − 14
(+14−10=8)
56.3%
18.0 / 32
100.0%
−58
55.6%
2229
0.65
1239
= 0 0 0 0 = = 1 1 = 0 = 1 = 0 1 = 1 1 0 1 0 1 1 1 0 = 0 1 1 1 1
–   Clarabit 1.00 64-bit2193+18
−18		(−102)15 − 17
(+12−14=6)
46.9%
15.0 / 32
100.0%
−127
55.6%
2744
0.83
1527
1 = 1 0 0 = 1 1 0 0 1 0 1 = 0 1 0 0 0 = 0 1 0 1 1 0 0 1 = = 0 1
–   Ghost 0.142189+17
−17		(−106)20.5 − 11.5
(+19−10=3)
64.1%
20.5 / 32
100.0%
+7
55.0%
3025
0.90
1664
0 0 1 1 1 0 1 = 1 1 0 1 0 1 0 0 0 0 1 1 1 1 = 1 1 1 1 = 1 1 0 1
–   Wing 2.0a2179+16
−16		(−116)18.5 − 10.5
(+17−9=3)
63.8%
18.5 / 29
100.0%
−5
56.7%
2190
0.61
1241
= 1 1 0 1 0 0 1 = 0 1 1 0 1 1 1 1 1 1 = 1 1 0 1 0 1 0 1 0
–   Uragano 3D 0.872174+16
−16		(−121)19.5 − 12.5
(+17−10=5)
60.9%
19.5 / 32
100.0%
−37
51.9%
2742
0.71
1422
1 0 = = 1 1 = 1 1 0 1 0 0 1 1 1 1 1 0 = = 0 1 1 0 1 1 0 1 1 0 0
–   Matheus 2.32144+15
−15		(−151)21.5 − 5.5
(+20−4=3)
79.6%
21.5 / 27
100.0%
+93
60.0%
2151
0.55
1291
1 1 = 1 1 1 1 0 1 1 = 0 1 0 1 = 1 1 1 1 0 1 1 1 1 1 1
–   Bodo 0.2b2137+15
−15		(−158)18 − 9
(+16−7=4)
66.7%
18.0 / 27
100.0%
−30
54.8%
1621
0.53
889
0 1 0 1 = 1 1 0 1 1 1 1 1 1 1 0 0 1 1 = 0 1 1 0 = = 1
–   Bestia 0.902122+15
−15		(−173)21.5 − 6.5
(+17−2=9)
76.8%
21.5 / 28
100.0%
+9
54.6%
1664
0.75
909
1 1 1 = 1 1 1 = 1 = = 1 1 1 = = 1 = 1 1 1 = = 0 0 1 1 1
–   Ax 0.82119+15
−15		(−176)22.5 − 7.5
(+21−6=3)
75.0%
22.5 / 30
100.0%
+31
  
1 1 1 0 1 1 1 0 1 1 1 1 0 1 = 1 = 1 1 0 = 1 1 1 1 1 1 0 0 1
–   DelphiMax 2.92102+16
−16		(−193)25 − 5
(+24−4=2)
83.3%
25.0 / 30
100.0%
+107
56.3%
3002
0.64
1691
1 1 1 1 = 1 1 1 0 1 1 0 0 0 1 1 1 1 1 1 1 1 1 1 1 1 1 1 = 1
–   Elephant 1.062075+16
−16		(−220)21.5 − 5.5
(+20−4=3)
79.6%
21.5 / 27
100.0%
+28
53.4%
2100
0.58
1121
1 0 1 1 1 = 1 0 1 1 = 0 1 1 1 1 1 = 1 0 1 1 1 1 1 1 1
–   JanWillem 1.132062+16
−16		(−233)19 − 8
(+17−6=4)
70.4%
19.0 / 27
100.0%
−73
53.8%
2180
0.70
1173
1 1 1 1 1 0 0 1 1 1 1 = = 1 0 = 0 1 1 1 1 1 0 1 = 1 0
–   Marvin 1.3.02054+16
−16		(−241)23 − 4
(+21−2=4)
85.2%
23.0 / 27
100.0%
+52
56.3%
2156
0.58
1213
1 = = 1 1 1 = = 1 0 1 1 1 0 1 1 1 1 1 1 1 1 1 1 1 1 1
–   Faile 1.4.42042+15
−15		(−253)22.5 − 3.5
(+20−1=5)
86.5%
22.5 / 26
100.0%
+37
58.1%
2091
0.59
1214
1 1 = = 1 1 1 1 1 0 1 1 1 1 1 1 1 1 1 = = = 1 1 1 1
–   Sharper 0.172022+16
−16		(−273)21 − 6
(+20−5=2)
77.8%
21.0 / 27
100.0%
−34
55.3%
2321
0.72
1283
1 1 1 1 1 0 0 1 1 = 1 1 1 1 = 1 1 0 1 1 0 0 1 1 1 1 1
1697 games in total: 678 wins, 682 losses, 337 draws (19.9%), score: 49.9%
Average opponent: −1.5 (2293.5), average distance to opponent: 110.0

Performance

This figure shows how this engine performs depending on how strong is the opponent. Regression:

Perf = C − 0.036 [±0.120] * Opp

Where 'Opp' is the opponent's rating. 95% confidence intervals are in the brackets.

Rating changes by day

Rating changes with played games

Created in 2005-2012 by Kirill Kryukov
Updated on June 16, 2013