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
Exacto 0.d WB#183  (1607+26
−26		)Quote
Author: Daniel Sparks (USA) Released: 2006-08-25Link: Homepage
Issues with this engine: Frequent crashes and losses on time.
This is the only Exacto version we tested.
OpponentEloDiffResultsScoreLOSPerfPond
hit		Eval
diff
–   Enigma 1.1.41879+21
−21		(+272)2.5 − 29.5
(+0−27=5)
7.8%
2.5 / 32
0.0%
−99
37.8%
1270
1.74
480
0 0 0 = 0 0 0 0 0 0 = 0 0 0 = 0 0 = 0 0 0 = 0 0 0 0 0 0 0 0 0 0
–   Soldat 0.25b1873+17
−17		(+266)7.5 − 24.5
(+4−21=7)
23.4%
7.5 / 32
0.0%
+68
42.9%
948
1.20
407
0 0 1 1 0 0 1 0 0 0 0 = = = = 0 = 1 0 0 = 0 0 0 0 0 = 0 0 0 0 0
–   Grizzly 1.40.1b1837+20
−20		(+230)4.5 − 27.5
(+2−25=5)
14.1%
4.5 / 32
0.0%
−68
41.3%
768
1.18
317
0 0 = 0 0 0 0 0 0 0 0 = 1 0 0 0 0 0 1 0 0 0 0 0 = 0 = 0 0 0 0 =
–   Robin 0.9831834+20
−20		(+227)8 − 24
(+4−20=8)
25.0%
8.0 / 32
0.0%
+46
39.1%
1195
0.80
467
0 0 0 0 0 = = 0 1 1 = 0 0 = = 0 1 0 0 = = 0 0 = 0 0 0 0 0 0 1 0
–   Elf 1.3.01820+18
−18		(+213)7.5 − 24.5
(+4−21=7)
23.4%
7.5 / 32
0.0%
+16
41.4%
966
0.90
400
0 0 = 0 0 0 0 0 0 0 1 0 0 = 0 0 0 = 0 = 1 = 0 = 1 1 0 0 0 = 0 0
–   Laurifer 1.01815+18
−18		(+208)6.5 − 25.5
(+4−23=5)
20.3%
6.5 / 32
0.0%
−29
44.5%
874
1.29
389
0 0 0 1 0 0 0 0 0 0 0 1 = = = = 1 0 0 0 = 0 0 0 0 1 0 0 0 0 0 0
–   Kanguruh 1.931806+22
−22		(+199)5 − 27
(+2−24=6)
15.6%
5.0 / 32
0.0%
−74
42.4%
1295
1.37
549
0 0 0 0 = 1 = 0 0 0 0 0 = 0 = = 1 0 0 0 0 0 0 0 0 0 0 0 0 = 0 0
–   Aldebaran 0.7.01794+19
−19		(+187)10 − 22
(+2−14=16)
31.3%
10.0 / 32
0.0%
+75
49.8%
622
0.76
310
1 = = = = 0 0 1 = 0 0 0 0 0 0 0 = = = 0 = = 0 = 0 = = = 0 = = 0
–   Adamant 1.71790+19
−19		(+183)7 − 25
(+3−21=8)
21.9%
7.0 / 32
0.0%
−21
48.5%
913
1.11
443
0 0 0 = 0 0 1 0 = 1 0 0 0 0 0 = 0 = = = 0 0 0 0 1 = = 0 0 0 0 0
–   SEE 0.6.91781+21
−21		(+174)5.5 − 26.5
(+2−23=7)
17.2%
5.5 / 32
0.0%
−77
46.1%
1213
1.17
559
0 0 = 0 1 0 0 = 0 0 = 0 = = 1 0 0 = 0 0 0 0 0 0 0 0 0 0 = 0 0 0
–   Mizar 3.01767+20
−20		(+160)12.5 − 19.5
(+10−17=5)
39.1%
12.5 / 32
0.0%
+75
39.7%
1991
1.94
790
0 = 0 1 0 = 0 1 0 0 1 0 0 1 0 0 1 1 = = 0 1 0 0 0 1 0 0 0 1 = 1
–   Belzebub 0.671744+22
−22		(+137)8.5 − 23.5
(+6−21=5)
26.6%
8.5 / 32
0.0%
−48
41.4%
1270
1.30
526
0 0 0 0 = = 1 0 0 0 0 0 0 1 0 0 0 0 0 0 0 1 = 1 0 0 = 0 0 1 = 1
–   ALChess 1.5b1729+22
−22		(+122)8.5 − 23.5
(+5−20=7)
26.6%
8.5 / 32
0.0%
−49
41.3%
1183
1.19
489
0 0 = 0 = 1 0 0 0 0 0 1 0 0 0 1 = 0 = 1 0 = = = 0 0 0 0 1 0 0 0
–   IQ23 0031716+23
−23		(+109)10 − 22
(+2−14=16)
31.3%
10.0 / 32
0.0%
0
43.3%
467
1.08
202
0 = = = 0 = = = 0 = 1 = = 1 = 0 0 = 0 0 0 = = 0 0 0 0 = 0 = = 0
–   Rainman 0.7.51687+24
−24		(+80)14.5 − 17.5
(+7−10=15)
45.3%
14.5 / 32
0.0%
+52
46.2%
619
0.92
286
= = 0 1 0 0 1 = 0 1 0 0 = 0 = = 1 0 1 = 1 = = = = = 0 0 = 1 = =
–   Storm 0.61673+25
−25		(+66)12 − 20
(+8−16=8)
37.5%
12.0 / 32
0.0%
−22
44.5%
825
1.24
367
0 = 0 1 1 0 = 1 = = 1 0 0 0 = 0 0 1 = 1 1 1 0 = 0 0 0 0 0 = 0 0
–   Zotron 4.4.61669+24
−24		(+62)11 − 21
(+7−17=8)
34.4%
11.0 / 32
0.0%
−46
38.5%
1067
1.04
411
0 1 0 = 1 1 = 1 1 = = 0 = 0 0 0 0 0 = 1 = 0 = 0 0 0 0 0 0 1 0 0
–   Needle 0.53.11648+25
−25		(+41)15.5 − 16.5
(+9−10=13)
48.4%
15.5 / 32
0.7%
+32
48.3%
698
0.69
337
0 = 0 = = 1 = = = = 1 1 1 1 1 0 1 0 0 = 1 0 0 0 = 1 = = 0 = 0 =
–   Piranha 0.51574+28
−28		(−33)16.5 − 15.5
(+14−13=5)
51.6%
16.5 / 32
97.0%
−19
45.2%
1385
1.30
626
= 1 1 = 1 0 0 0 1 0 1 0 0 1 1 1 0 = 1 0 0 = 1 0 1 0 1 = 1 0 1 0
–   ChessterfieldCL i5a JA1546+29
−29		(−61)23 − 9
(+18−4=10)
71.9%
23.0 / 32
100.0%
+89
38.2%
1094
1.02
418
0 1 = = 0 1 = = = 1 1 1 1 1 = 1 0 1 1 1 = 1 1 1 = 1 = 0 1 1 1 =
–   MiniMardi 1.31503+33
−33		(−104)20.5 − 11.5
(+17−8=7)
64.1%
20.5 / 32
100.0%
0
41.2%
678
0.94
279
1 1 1 0 = 1 = 1 1 1 0 0 0 1 0 1 0 1 = = = 1 1 1 = 1 1 1 = 1 0 0
672 games in total: 130 wins, 369 losses, 173 draws (25.7%), score: 32.2%
Average opponent: +130.4 (1737.4), average distance to opponent: 149.2

Performance

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

Perf = C − 0.116 [±0.236] * 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