CCRL 40/15
Downloads and Statistics
October 31, 2020
Testing summary:
Total: 1'187'224 games
played by 2'729 programs

White wins: 408'872 (34.4%)
Black wins: 301'798 (25.4%)
Draws: 476'554 (40.1%)
White score: 54.5%

Engine Details

Options
Show each game results
Lozza 1.17a 64-bit (2444+18
−17		)Quote
Author: Colin Jenkins (Wales) Links: Homepage, Download
This is one of the 5 Lozza versions we tested: Compare them!
OpponentEloDiffResultsScoreLOSPerf
–   Floyd 0.9 64-bit2659+14
−15		(+215)1 − 3
(+1−3=0)		25.0%
1.0 / 4
0.0%
−12
0 1 0 0
–   Colossus 2008b2643+13
−13		(+199)0 − 1
(+0−1=0)		0.0%
0.0 / 1
0.0%
−INF
0
–   Phalanx XXV2619+15
−15		(+175)0.5 − 3.5
(+0−3=1)		12.5%
0.5 / 4
0.0%
−114
= 0 0 0
–   DanaSah 7.02618+26
−26		(+174)0 − 4
(+0−4=0)		0.0%
0.0 / 4
0.0%
−INF
0 0 0 0
–   Gogobello 1.2 64-bit2596+28
−28		(+152)1 − 3
(+1−3=0)		25.0%
1.0 / 4
0.0%
−74
0 0 1 0
–   tomitankChess 1.5 64-bit2590+23
−23		(+146)0.5 − 3.5
(+0−3=1)		12.5%
0.5 / 4
0.0%
−137
0 0 = 0
–   Ethereal 7.78 64-bit2585+24
−24		(+141)1 − 9
(+0−8=2)		10.0%
1.0 / 10
0.0%
−186
0 0 0 0 0 0 = = 0 0
–   Jellyfish 1.1 64-bit2580+15
−15		(+136)2 − 2
(+1−1=2)		50.0%
2.0 / 4
0.0%
+136
= 1 = 0
–   Delocto 0.6 64-bit2580+15
−15		(+136)1 − 3
(+0−2=2)		25.0%
1.0 / 4
0.0%
−14
= = 0 0
–   Schooner 1.8 64-bit2568+19
−19		(+124)2.5 − 7.5
(+2−7=1)		25.0%
2.5 / 10
0.0%
−83
0 0 0 = 0 1 1 0 0 0
–   Capivara LK 0.09b02g 64-bit2562+16
−16		(+118)2 − 6
(+1−5=2)		25.0%
2.0 / 8
0.0%
−58
0 = 0 = 1 0 0 0
–   Counter 2.0.2 64-bit2561+26
−26		(+117)6 − 8
(+4−6=4)		42.9%
6.0 / 14
0.0%
+65
= 1 0 1 = 0 1 1 = 0 = 0 0 0
–   JikChess 0.02 64-bit2558+15
−16		(+114)3 − 5
(+2−4=2)		37.5%
3.0 / 8
0.0%
+26
1 0 0 1 0 = = 0
–   Francesca MAD 0.192558+15
−15		(+114)0 − 1
(+0−1=0)		0.0%
0.0 / 1
0.0%
−INF
0
–   tomitankChess 1.4 64-bit2556+23
−23		(+112)4.5 − 9.5
(+1−6=7)		32.1%
4.5 / 14
0.0%
+4
0 = 1 0 0 = = = = 0 0 = = 0
–   Gogobello 1.1 64-bit2553+28
−28		(+109)2 − 8
(+2−8=0)		20.0%
2.0 / 10
0.0%
−176
1 0 0 0 0 0 0 1 0 0
–   Ghost 3.1 64-bit2552+15
−15		(+108)1.5 − 2.5
(+1−2=1)		37.5%
1.5 / 4
0.0%
+12
1 = 0 0
–   WyldChess 1.3 64-bit2550+29
−29		(+106)3 − 7
(+1−5=4)		30.0%
3.0 / 10
0.0%
−20
0 1 = = 0 = 0 0 = 0
–   Colossus 2008a2544+29
−29		(+100)3.5 − 6.5
(+2−5=3)		35.0%
3.5 / 10
0.0%
−4
= 0 0 1 0 = = 0 1 0
–   chess22k 1.3 64-bit2538+24
−24		(+94)2.5 − 11.5
(+1−10=3)		17.9%
2.5 / 14
0.0%
−152
0 1 = = 0 0 0 0 0 0 0 0 0 =
–   Maverick 1.5 64-bit2536+14
−14		(+92)9 − 22
(+3−16=12)
29.0%
9.0 / 31
0.0%
−44
= 0 0 0 = 0 = 0 = = 0 0 0 = 0 0 = 0 1 = 0 0 0 1 = 1 0 = = = 0
–   Marvin 2.0.0 64-bit2534+22
−22		(+90)6.5 − 5.5
(+4−3=5)		54.2%
6.5 / 12
0.0%
+117
0 1 = 1 0 0 1 1 = = = =
–   K2 0.832533+26
−26		(+89)0.5 − 3.5
(+0−3=1)		12.5%
0.5 / 4
0.0%
−193
= 0 0 0
–   Fridolin 2.00 64-bit2531+16
−16		(+87)1.5 − 6.5
(+0−5=3)		18.8%
1.5 / 8
0.0%
−120
= 0 = 0 0 0 = 0
–   nanoSzachy 4.1 64-bit2530+17
−17		(+86)7.5 − 14.5
(+3−10=9)		34.1%
7.5 / 22
0.0%
−13
= = = 0 1 0 0 0 0 = 1 0 1 0 0 = = = = = 0 0
–   Bagatur 1.5e 64-bit2517+22
−21		(+73)3.5 − 4.5
(+2−3=3)		43.8%
3.5 / 8
0.0%
+30
= 0 0 = 1 = 0 1
–   CyberPagno 3.0 64-bit2514+14
−14		(+70)10 − 10
(+7−7=6)		50.0%
10.0 / 20
0.0%
+70
0 0 1 0 0 1 0 = 1 = 1 0 = = 1 = 1 0 = 1
–   ECE X22513+28
−28		(+69)8 − 10
(+5−7=6)		44.4%
8.0 / 18
0.0%
+32
= 0 0 0 1 = = = 1 0 0 = 0 1 1 0 = 1
–   Shield 1.3.1 64-bit2511+20
−20		(+67)6 − 14
(+3−11=6)		30.0%
6.0 / 20
0.0%
−70
0 = 0 0 0 = = = 0 0 = 0 = 0 0 1 0 1 1 0
–   Betsabe II 1.752508+22
−22		(+64)6 − 8
(+5−7=2)		42.9%
6.0 / 14
0.0%
+12
0 = 0 0 0 1 0 0 = 1 1 1 0 1
–   ECE X2502+32
−32		(+58)4.5 − 9.5
(+2−7=5)		32.1%
4.5 / 14
0.1%
−60
1 0 0 0 = 0 0 0 = = = = 1 0
–   Pupsi2 0.092500+17
−17		(+56)5 − 5
(+3−3=4)		50.0%
5.0 / 10
0.0%
+56
= 1 0 = 0 0 = = 1 1
–   Dorky 4.5 64-bit2500+19
−19		(+56)14 − 16
(+8−10=12)
46.7%
14.0 / 30
0.0%
+36
= = 1 1 0 1 = 0 0 = 1 = 0 0 0 0 = 1 = 0 = = 0 = 1 1 = 0 = 1
–   Delphil 3.2 64-bit2496+15
−15		(+52)5 − 9
(+3−7=4)		35.7%
5.0 / 14
0.0%
−42
1 0 = 0 0 0 0 = 0 0 1 = 1 =
–   Pepito 1.59.2 64-bit2495+17
−17		(+51)4 − 6
(+1−3=6)		40.0%
4.0 / 10
0.0%
−8
= = = 1 = 0 0 0 = =
–   MadChess 2.2 64-bit2492+15
−15		(+48)4.5 − 13.5
(+1−10=7)		25.0%
4.5 / 18
0.0%
−116
1 0 = = 0 = 0 0 = = 0 0 0 = 0 = 0 0
–   Green Light Chess 3.01.2.22490+24
−24		(+46)0 − 1
(+0−1=0)		0.0%
0.0 / 1
0.1%
−INF
0
–   Ghost 2.0.2 64-bit2485+18
−18		(+41)8.5 − 5.5
(+4−1=9)		60.7%
8.5 / 14
0.0%
+99
= = 1 = = = 1 = 1 = 1 0 = =
–   Zurichess Geneva 64-bit2484+26
−26		(+40)4 − 6
(+2−4=4)		40.0%
4.0 / 10
0.6%
−22
1 0 0 = = = 0 = 1 0
–   Jumbo 0.6.10 64-bit2483+24
−24		(+39)12 − 6
(+9−3=6)		66.7%
12.0 / 18
0.4%
+151
= 1 1 1 1 = 1 1 = = = 0 1 1 0 = 0 1
–   MadChess 2.1 64-bit2477+25
−25		(+33)9 − 9
(+6−6=6)		50.0%
9.0 / 18
1.6%
+30
= 1 1 0 = 1 0 0 0 = 1 1 = = 0 = 0 1
–   Shield 1.2 64-bit2474+26
−26		(+30)8 − 6
(+7−5=2)		57.1%
8.0 / 14
2.7%
+85
1 0 1 0 0 1 1 1 0 1 0 1 = =
–   Schooner 1.7.0 64-bit2471+24
−24		(+27)10.5 − 11.5
(+6−7=9)		47.7%
10.5 / 22
3.3%
+11
1 = 0 1 0 = = = 0 0 = 1 0 = 0 = 1 1 1 = = 0
–   Counter 1.22469+17
−17		(+25)6.5 − 3.5
(+4−1=5)		65.0%
6.5 / 10
1.9%
+115
1 = = = = 1 1 0 1 =
–   Bumblebee 1.0 64-bit2465+22
−22		(+21)7.5 − 2.5
(+6−1=3)		75.0%
7.5 / 10
6.7%
+197
1 1 0 1 = = 1 = 1 1
–   Betsabe II 1.662465+22
−22		(+21)16.5 − 17.5
(+10−11=13)
48.5%
16.5 / 34
6.6%
+10
1 0 1 = 0 = = 0 0 0 = 1 1 0 1 1 = = = 0 0 = 0 1 = 0 = = = 1 1 1 = 0
–   Giraffe 20150908 64-bit2463+19
−19		(+19)2 − 2
(+2−2=0)		50.0%
2.0 / 4
6.6%
+19
0 1 0 1
–   Counter 1.99 64-bit2463+32
−32		(+19)3.5 − 2.5
(+1−0=5)		58.3%
3.5 / 6
13.9%
+61
= = = = = 1
–   Gogobello 1.0 64-bit2462+24
−24		(+18)1 − 3
(+0−2=2)		25.0%
1.0 / 4
10.2%
−132
= = 0 0
–   Bagatur 1.4d 64-bit2457+24
−24		(+13)8.5 − 13.5
(+6−11=5)		38.6%
8.5 / 22
17.9%
−67
0 1 0 0 0 1 = = = = 0 1 = 1 0 0 0 0 1 0 1 0
–   Bagatur 1.4e 64-bit2455+30
−30		(+11)4.5 − 5.5
(+3−4=3)		45.0%
4.5 / 10
25.5%
−20
= 0 0 1 = = 0 1 0 1
–   Nemeton 1.512453+22
−22		(+9)11.5 − 14.5
(+7−10=9)		44.2%
11.5 / 26
24.2%
−26
0 0 = 1 = = 1 = = 0 0 1 = 0 = = 1 0 1 = 0 1 0 0 1 0
–   Orion 0.4 64-bit2452+20
−20		(+8)11 − 7
(+7−3=8)		61.1%
11.0 / 18
25.4%
+76
0 0 = = = 1 1 = = 1 0 1 1 = 1 1 = =
–   Dorky 4.3 64-bit2450+28
−28		(+6)5 − 5
(+4−4=2)		50.0%
5.0 / 10
35.7%
+6
1 0 1 1 = 1 0 0 0 =
–   Bumblebee 1.0.36898e1 64-bit2447+19
−19		(+3)20 − 14
(+13−7=14)
58.8%
20.0 / 34
37.8%
+56
= 1 1 1 1 1 1 1 0 0 1 = 1 = = = 1 = = 0 0 = 1 0 = 0 = 0 = = = = 1 1
–   Hussar 0.42444+17
−17		(0)7.5 − 8.5
(+3−4=9)		46.9%
7.5 / 16
47.9%
−14
0 = 1 = = 1 0 = = 1 = 0 = = 0 =
–   Shallow r694 64-bit2443+17
−18		(−1)4 − 4
(+2−2=4)		50.0%
4.0 / 8
52.9%
−1
= = 0 = 1 1 = 0
–   Eeyore 1.52 64-bit2441+17
−17		(−3)5 − 5
(+3−3=4)		50.0%
5.0 / 10
58.1%
−3
0 = 1 1 = = = 0 0 1
–   Bearded N44.5 64-bit2440+20
−20		(−4)1.5 − 2.5
(+1−2=1)		37.5%
1.5 / 4
61.7%
−99
0 = 1 0
–   Nemeton 1.62439+24
−24		(−5)6.5 − 7.5
(+3−4=7)		46.4%
6.5 / 14
61.1%
−24
0 0 0 = = = 1 = = 1 = 0 1 =
–   TJchess 1.3 64-bit2435+17
−17		(−9)11.5 − 12.5
(+7−8=9)		47.9%
11.5 / 24
75.8%
−19
0 = = = 0 0 0 1 0 1 0 = = 0 = 1 = 0 1 1 1 1 = =
–   Snitch 1.6.2 64-bit2433+21
−21		(−11)7 − 3
(+6−2=2)		70.0%
7.0 / 10
76.9%
+139
1 = 1 1 1 1 = 1 0 0
–   Jumbo 0.4.34 64-bit2421+25
−25		(−23)7.5 − 6.5
(+6−5=3)		53.6%
7.5 / 14
93.0%
+1
1 = = 0 1 = 0 0 1 1 0 0 1 1
–   Cmcchess 2.6 64-bit2421+17
−17		(−23)6 − 12
(+4−10=4)		33.3%
6.0 / 18
96.4%
−145
= = 0 1 0 0 1 0 0 0 0 = 0 1 = 0 1 0
–   PostModernist 10162418+18
−18		(−26)7 − 3
(+4−0=6)		70.0%
7.0 / 10
97.9%
+82
= 1 1 = = = = 1 = 1
–   Monolith 0.3 64-bit2417+24
−24		(−27)9 − 9
(+5−5=8)		50.0%
9.0 / 18
96.3%
−29
0 = = 1 = 0 = 1 = 0 1 1 0 = 1 = = 0
–   Gaia 3.5 64-bit2417+21
−21		(−27)7 − 3
(+6−2=2)		70.0%
7.0 / 10
97.4%
+126
1 = 1 0 1 1 1 = 0 1
–   RomiChess P3n 64-bit2416+13
−14		(−28)3 − 5
(+2−4=2)		37.5%
3.0 / 8
99.3%
−122
= = 1 0 1 0 0 0
–   Ifrit m1.8 64-bit2412+18
−18		(−32)2.5 − 1.5
(+1−0=3)		62.5%
2.5 / 4
99.4%
+35
= = = 1
–   Ares 1.005.2 64-bit2412+17
−18		(−32)7.5 − 8.5
(+5−6=5)		46.9%
7.5 / 16
99.5%
−51
0 = = 0 0 0 1 1 = 1 = 1 0 1 = 0
–   Amy 0.87b2403+24
−24		(−41)5 − 5
(+3−3=4)		50.0%
5.0 / 10
99.6%
−41
1 0 1 = = 1 = 0 0 =
–   Simplex 0.9.8 64-bit2400+17
−17		(−44)4 − 6
(+3−5=2)		40.0%
4.0 / 10
100.0%
−116
1 = 1 0 1 0 0 0 = 0
–   Myrddin 0.87 64-bit2396+13
−13		(−48)11 − 7
(+10−6=2)		61.1%
11.0 / 18
100.0%
+41
1 1 0 0 0 = 1 = 0 1 1 0 1 1 1 0 1 1
–   Alex 2.14a 64-bit2393+18
−18		(−51)6 − 4
(+4−2=4)		60.0%
6.0 / 10
100.0%
+15
1 = 1 0 1 = 1 = = 0
–   Sorgenkind 0.42388+15
−14		(−56)6 − 4
(+4−2=4)		60.0%
6.0 / 10
100.0%
+6
1 = = = 1 0 1 0 = 1
–   Orion 0.3.0 64-bit2388+19
−19		(−56)13 − 9
(+10−6=6)		59.1%
13.0 / 22
100.0%
+7
1 1 1 1 1 = 0 1 = = 1 = = 0 1 = 0 0 1 0 1 0
–   Waxman 20162379+24
−24		(−65)7.5 − 4.5
(+5−2=5)		62.5%
7.5 / 12
100.0%
+11
1 1 = = 0 1 = = 1 1 = 0
–   OliThink 5.3.2 64-bit2374+18
−18		(−70)3.5 − 0.5
(+3−0=1)		87.5%
3.5 / 4
100.0%
+219
1 1 1 =
–   Waxman 20172371+16
−16		(−73)3.5 − 0.5
(+3−0=1)		87.5%
3.5 / 4
100.0%
+210
1 1 = 1
–   RomiChess P3m 64-bit2360+27
−27		(−84)4.5 − 3.5
(+3−2=3)		56.3%
4.5 / 8
100.0%
−41
1 0 0 1 = 1 = =
–   pikoSzachy 3.32359+33
−33		(−85)7 − 3
(+5−1=4)		70.0%
7.0 / 10
100.0%
+38
1 1 1 = = 1 = 0 = 1
–   K2 0.672355+23
−23		(−89)6 − 4
(+4−2=4)		60.0%
6.0 / 10
100.0%
−30
= 0 1 = = 1 = 1 1 0
–   Plisk 0.2.6 32-bit2350+33
−33		(−94)7 − 3
(+6−2=2)		70.0%
7.0 / 10
100.0%
+55
1 1 = 1 1 1 0 = 1 0
–   Arion 1.72342+18
−18		(−102)7.5 − 2.5
(+6−1=3)		75.0%
7.5 / 10
100.0%
+69
= 1 1 1 1 = = 1 1 0
–   Gibbon 2.60a 64-bit2337+20
−20		(−107)7 − 3
(+5−1=4)		70.0%
7.0 / 10
100.0%
+20
1 = = 0 = 1 1 = 1 1
–   Popochin 4.0 64-bit2336+28
−28		(−108)1.5 − 2.5
(+1−2=1)		37.5%
1.5 / 4
100.0%
−200
1 = 0 0
–   Daydreamer 1.52336+22
−22		(−108)6.5 − 3.5
(+4−1=5)		65.0%
6.5 / 10
100.0%
−21
= 1 = 1 1 = 1 = = 0
–   CyberPagno 2.2 64-bit2336+23
−23		(−108)5 − 5
(+3−3=4)		50.0%
5.0 / 10
100.0%
−108
1 = 0 = = 1 = 0 1 0
–   FireFly 2.7.2 64-bit2329+16
−16		(−115)2 − 2
(+1−1=2)		50.0%
2.0 / 4
100.0%
−125
0 = 1 =
–   Isa 2.0.61 64-bit2320+30
−30		(−124)3.5 − 0.5
(+3−0=1)		87.5%
3.5 / 4
100.0%
+158
= 1 1 1
–   EveAnn 1.722320+16
−16		(−124)6 − 2
(+5−1=2)		75.0%
6.0 / 8
100.0%
+56
1 1 = 0 1 1 = 1
–   ECE 12.012319+22
−22		(−125)6.5 − 3.5
(+6−3=1)		65.0%
6.5 / 10
100.0%
−8
1 0 = 1 1 0 1 1 1 0
–   Capivara LK 0.09a01a 64-bit2307+25
−25		(−137)7 − 3
(+5−1=4)		70.0%
7.0 / 10
100.0%
−9
= = = 1 1 0 1 1 1 =
–   Rival 1.0.1 64-bit2303+24
−24		(−141)1 − 0
(+1−0=0)		100.0%
1.0 / 1
100.0%
+INF
1
–   Fischerle 0.9.80 SE 64-bit2300+20
−20		(−144)10 − 4
(+9−3=2)		71.4%
10.0 / 14
100.0%
+22
1 1 0 = 1 1 0 0 1 1 1 1 = 1
–   Absolute Zero 2.4.7.2 64-bit2297+15
−15		(−147)2 − 2
(+1−1=2)		50.0%
2.0 / 4
100.0%
−147
= = 1 0
–   Robocide 20170718 64-bit2221+17
−17		(−223)0.5 − 0.5
(+0−0=1)		50.0%
0.5 / 1
100.0%
−253
=
–   Beowulf 2.4a 32-bit2219+19
−19		(−225)1 − 0
(+1−0=0)		100.0%
1.0 / 1
100.0%
+INF
1
–   Dorpsgek Eve's Temptation 64-bit2200+14
−14		(−244)1 − 0
(+1−0=0)		100.0%
1.0 / 1
100.0%
+INF
1
–   Lime 662182+17
−17		(−262)1 − 0
(+1−0=0)		100.0%
1.0 / 1
100.0%
+INF
1
–   GopherCheck 0.2.2 64-bit2141+26
−26		(−303)4 − 0
(+4−0=0)		100.0%
4.0 / 4
100.0%
+INF
1 1 1 1
–   AdroitChess 0.42079+22
−22		(−365)1 − 0
(+1−0=0)		100.0%
1.0 / 1
100.0%
+INF
1
–   Monarch 1.72044+17
−17		(−400)0.5 − 0.5
(+0−0=1)		50.0%
0.5 / 1
100.0%
−369
=
–   Jabba 130320121906+31
−31		(−538)1 − 0
(+1−0=0)		100.0%
1.0 / 1
100.0%
+INF
1
–   Saruman 2017.08.10 64-bit1466+18
−18		(−978)1 − 0
(+1−0=0)		100.0%
1.0 / 1
100.0%
+INF
1
1113 games: 348 wins, 390 losses, 375 draws (33.7%), score: 48.1%

Rating changes by day

Rating changes with played games

Created in 2005-2013 by CCRL team
Last games added on October 31, 2020