CCRL 40/15
Downloads and Statistics
May 8, 2021
Testing summary:
Total: 1'242'291 games
played by 2'843 programs

White wins: 425'658 (34.3%)
Black wins: 312'703 (25.2%)
Draws: 503'930 (40.6%)
White score: 54.5%

Custom engine selection

Comparing 8 engines!
8 selected engines played 0 games with each other

CCRL 40/15 Rating List — Custom engine selection (Quote)

Ponder off, General book (up to 12 moves), 3-4-5 piece EGTB
Time control: Equivalent to 40 moves in 15 minutes on an Intel i7-4770k.
Computed on May 8, 2021 with Bayeselo based on 1'242'291 games
Please refer to the "about" page for comments on engine inclusion

Color legend: Commercial, Free, Open source, Private.
Bold font - tested with 200 games or more. Normal font - less than 200 games.

RankNameRatingScoreAverage
Opponent
DrawsGamesLOS
Elo+
1Rotor 0.7a2651+20−2050.2%−3.835.6%812 
95.9%
 Rotor 0.82628+17−1750.0%−0.633.9%1224
100.0%
 Rotor 0.62588+16−1648.5%+12.133.0%1331
97.8%
 Rotor 0.52565+17−1750.0%−2.136.2%1176
100.0%
 Rotor 0.42480+18−1852.0%−13.532.1%1033
100.0%
 Rotor 0.32382+32−3251.1%−10.033.4%326
100.0%
 Rotor 0.22287+33−3349.5%+1.028.0%321
96.3%
 Rotor 0.1a2245+32−3251.1%−11.228.8%333
 

Results matrix

Custom engine selection
#NameElo12345678
1Rotor 0.7a2651        
2Rotor 0.82628        
3Rotor 0.62588        
4Rotor 0.52565        
5Rotor 0.42480        
6Rotor 0.32382        
7Rotor 0.22287        
8Rotor 0.1a2245        
Performance color legend:
(Only pairs with at least 30 games)
-120 -100 -80 -60 -40 -20 0 20 40 60 80 100 120

LOS matrix

Custom engine selection
#NameElo12345678
1Rotor 0.7a2651 95.9100.0100.0100.0100.0100.0100.0
2Rotor 0.826284.1 100.0100.0100.0100.0100.0100.0
3Rotor 0.625880.00.0 97.8100.0100.0100.0100.0
4Rotor 0.525650.00.02.2 100.0100.0100.0100.0
5Rotor 0.424800.00.00.00.0 100.0100.0100.0
6Rotor 0.323820.00.00.00.00.0 100.0100.0
7Rotor 0.222870.00.00.00.00.00.0 96.3
8Rotor 0.1a22450.00.00.00.00.00.03.7 
LOS color legend:
0 10 20 30 40 50 60 70 80 90 100

Number of connecting games matrix

Custom engine selection
#NameElo12345678
1Rotor 0.7a2651 4202416634600
2Rotor 0.82628420 18311250600
3Rotor 0.62588241183 6601244260
4Rotor 0.5256566112660 3713660
5Rotor 0.424803450124371 1907426
6Rotor 0.32382664236190 1842
7Rotor 0.2228700667418 88
8Rotor 0.1a22450000264288 
Number of connecting games color legend:
0 200 400 600 800 1000 1200 1400 1600 1800 2000 2200 2400 2600 2800 3000

Percentage of connecting games matrix

Custom engine selection
#NameElo12345678
1Rotor 0.7a2651 20.611.23.31.80.50.00.0
2Rotor 0.8262820.6 7.24.72.20.40.00.0
3Rotor 0.6258811.27.2 26.35.22.50.40.0
4Rotor 0.525653.34.726.3 16.82.40.40.0
5Rotor 0.424801.82.25.216.8 14.05.51.9
6Rotor 0.323820.50.42.52.414.0 2.86.4
7Rotor 0.222870.00.00.40.45.52.8 13.5
8Rotor 0.1a22450.00.00.00.01.96.413.5 
Percentage of connecting games color legend:
0 5 10 15 20 25 30 35 40 45 50 55 60 65 70 75 80 85 90 95 100

Score with 127 common opponents

Custom engine selection
NameEloRotor
0.7a
Rotor
0.8
Rotor
0.6
Rotor
0.5
Rotor
0.4
Rotor
0.3
Rotor
0.2
Rotor
0.1a
iCE 2.0 64-bit289125%
0.5/2
25%
1/4
      
Dirty 05Sep2012 64-bit275325%
1.5/6
38%
1.5/4
      
Crafty 23.5 64-bit27460%
0/2
12%
0.5/4
      
Bison 9.11 32-bit2727  28%
4.5/16
44%
3.5/8
    
Bobcat 3.25 64-bit27248%
0.5/6
75%
3/4
      
Ktulu 82706 42%
2.5/6
  25%
0.5/2
   
Rhetoric 1.4 64-bit270445%
4.5/10
0%
0/1
      
BugChess2 1.7 32-bit2697  50%
6/12
50%
2/4
    
Vajolet 2.48269150%
5/10
50%
2/4
      
Atlas 3.60 64-bit268740%
4/10
25%
3/12
      
Deuterium 12.01.30.1070 64-bit267635%
3.5/10
25%
1/4
      
Andscacs 0.62w 64-bit267340%
4/10
25%
1/4
      
Daydreamer 1.75 32-bit2667  34%
6.5/19
32%
4.5/14
    
Deuterium 10.01.27.2132667  42%
2.5/6
50%
2/4
    
Chessmaster 112664100%
4/4
   0%
0/2
   
Tucano 4.00 64-bit266445%
4.5/10
62%
5/8
      
CM10th Xperience266070%
7/10
25%
2.5/10
25%
1/4
 25%
0.5/2
   
Godel 2.3.7 64-bit265731%
2.5/8
45%
9/20
      
The Baron 2.23 64-bit265550%
6/12
69%
5.5/8
      
CM10th Paralyse2654 38%
1.5/4
12%
0.5/4
     
NameEloRotor
0.7a
Rotor
0.8
Rotor
0.6
Rotor
0.5
Rotor
0.4
Rotor
0.3
Rotor
0.2
Rotor
0.1a
Dirty 24Apr2011 64-bit2653 50%
2/4
29%
7/24
     
Scorpio 2.0 32-bit265235%
3.5/10
25%
1/4
      
Philou 3.7.1 64-bit265043%
6/14
40%
12/30
25%
0.5/2
     
E.T. Chess 13.01.082649 25%
1.5/6
 38%
1.5/4
    
CM10th Magic II2643  75%
1.5/2
 0%
0/2
   
DanaSah 7.3263975%
6/8
50%
2/4
      
Slow Chess Blitz WV2.12637 25%
1.5/6
 50%
1/2
    
Gandalf 62634 42%
2.5/6
33%
3/9
 75%
1.5/2
   
CM9000 Assassin2633 58%
3.5/6
0%
0/2
     
Alfil 12 MT263242%
2.5/6
56%
4.5/8
38%
1.5/4
     
CM10th Default2630 62%
2.5/4
33%
1/3
     
Cheng3 1.07 32-bit262955%
5.5/10
88%
3.5/4
      
Crafty 23.0 32-bit2629   50%
4/8
25%
0.5/2
   
WildCat 82628 42%
2.5/6
 38%
4.5/12
50%
1/2
   
RedQueen 1.1.1 64-bit262488%
3.5/4
 25%
1/4
     
Ruffian 2.1.02623 50%
3/6
50%
2.5/5
 0%
0/2
   
BugChess2 1.6.3 32-bit2620   43%
3/7
0%
0/2
   
Bison 9.62619 62%
5/8
 50%
15/30
    
Hamsters 0.7.12617 100%
2/2
38%
1.5/4
25%
3/12
    
Slow Chess Blitz WV2261545%
4.5/10
50%
1/2
      
NameEloRotor
0.7a
Rotor
0.8
Rotor
0.6
Rotor
0.5
Rotor
0.4
Rotor
0.3
Rotor
0.2
Rotor
0.1a
Sloppy 0.2.2 64-bit261238%
1.5/4
75%
1.5/2
 42%
10/24
    
Rodent 0.16 64-bit260275%
3/4
46%
6.5/14
      
Alfil 8.1.12600   38%
17/45
50%
1/2
   
Gaviota 0.83 64-bit2598 75%
3/4
54%
13/24
     
Sloppy 0.2.2 32-bit2598  50%
9/18
40%
8/20
    
Aristarch 4.502596 25%
0.5/2
46%
5.5/12
     
Glass 1.9 64-bit259453%
9.5/18
 75%
1.5/2
     
N2 0.4 64-bit2594 62%
2.5/4
41%
13/32
     
The Baron 2.23 32-bit2594  58%
3.5/6
44%
7/16
75%
1.5/2
   
Pseudo 0.7c259188%
3.5/4
75%
1.5/2
38%
1.5/4
42%
13.5/32
50%
1/2
   
Amyan 1.72259075%
3/4
25%
1/4
52%
34/65
51%
17.5/34
 50%
1/2
  
tomitankChess 1.5 64-bit259069%
5.5/8
50%
2/4
      
Brutus 8.05 64-bit258962%
2.5/4
 51%
19/37
     
GarboChess 3.0 64-bit258559%
9.5/16
75%
3/4
42%
2.5/6
     
Quazar 0.3b 32-bit258235%
3.5/10
64%
9/14
92%
5.5/6
     
Petir 4.9999992579 25%
0.5/2
67%
6/9
50%
2/4
0%
0/2
   
Dirty 6J-22257675%
7.5/10
  45%
12.5/28
    
GNU Chess 5.07.153b 64-bit2570 67%
4/6
 47%
8.5/18
    
Atlas 3.25 64-bit256969%
5.5/8
64%
4.5/7
      
N2 0.4 32-bit2568  58%
10.5/18
45%
12.5/28
    
NameEloRotor
0.7a
Rotor
0.8
Rotor
0.6
Rotor
0.5
Rotor
0.4
Rotor
0.3
Rotor
0.2
Rotor
0.1a
Brutus 8.05 32-bit2566  57%
31.5/55
25%
3/12
    
SOS 5.12563  60%
25/42
53%
17/32
    
Francesca MAD 0.19255842%
5/12
 62%
7.5/12
     
DanaSah 4.88255572%
13/18
 58%
21.5/37
     
Dirty ACCA4 32-bit2552  50%
0.5/1
54%
13/24
    
Tornado 2.2255260%
6/10
58%
3.5/6
  33%
2/6
   
DanaSah 5.00255175%
3/4
67%
4/6
      
nanoSzachy 4.0 64-bit254462%
7.5/12
71%
10/14
50%
1/2
     
Ufim 8.022543  50%
5/10
48%
15.5/32
47%
16/34
   
AnMon 5.752538  55%
5.5/10
50%
16.5/33
 0%
0/2
  
Gaviota 0.80 64-bit2534  58%
18.5/32
65%
15.5/24
    
AnMon 5.662530  67%
22/33
47%
16/34
62%
2.5/4
   
Hermann 2.8 64-bit252867%
8/12
 43%
3/7
     
DanaSah 4.242526   54%
22.5/42
33%
2/6
   
Rodin 4.02524100%
4/4
 58%
7/12
     
GarboChess 2.20 32-bit2522  12%
0.5/4
55%
21.5/39
39%
27.5/70
 50%
1/2
 
Little Goliath Evolution 3.122507  50%
2/4
 50%
1/2
25%
0.5/2
  
Hermann 2.4 32-bit2500   25%
1/4
25%
1.5/6
   
N2 0.12489   75%
3/4
38%
1.5/4
75%
1.5/2
  
Xpdnt 0910072482  67%
6/9
62%
2.5/4
 50%
1/2
  
NameEloRotor
0.7a
Rotor
0.8
Rotor
0.6
Rotor
0.5
Rotor
0.4
Rotor
0.3
Rotor
0.2
Rotor
0.1a
Cerebro 3.03d2480   70%
14/20
52%
31/60
75%
1.5/2
  
Matacz 1.42478   25%
1/4
52%
31/60
   
Anatoli 0.35k2475  50%
2/4
62%
7.5/12
45%
4.5/10
   
Pawny 0.3.1 64-bit247471%
8.5/12
 67%
4/6
     
BBChess 1.3b2473   50%
2/4
50%
4/8
   
Pupsi2 0.082472  75%
3/4
67%
8/12
    
Trace 1.37a2471  100%
4/4
 59%
30.5/52
25%
0.5/2
  
Arasan 10.42470    100%
2/2
25%
0.5/2
  
Philou 3.0.02455   80%
25.5/32
 50%
1/2
  
Hermann 2.3 32-bit2445    55%
28/51
35%
3.5/10
  
Cheng3 1.02b2441  100%
2/2
  42%
2.5/6
  
nanoSzachy 3.82438  50%
2/4
  25%
0.5/2
  
Homer 2.012430    50%
5/10
0%
0/2
  
Pupsi2 0.072428    69%
5.5/8
45%
4.5/10
  
Pupsi2 0.062421    63%
33/52
42%
8.5/20
  
nanoSzachy 3.42408    58%
35/60
75%
1.5/2
  
RomiChess P3k 32-bit2407    50%
6/12
 25%
0.5/2
 
Delphil 1.82399      38%
1.5/4
0%
0/2
Sage 3.532387    75%
3/4
38%
4.5/12
50%
1/2
 
Delphil 1.9f2385    75%
6/8
50%
3/6
  
NameEloRotor
0.7a
Rotor
0.8
Rotor
0.6
Rotor
0.5
Rotor
0.4
Rotor
0.3
Rotor
0.2
Rotor
0.1a
Horizon 4.42385    67%
8/12
 50%
1/2
 
Comet B682384     55%
5.5/10
0%
0/2
 
Dirty 0.99 OW52382    50%
2/4
  50%
1/2
DanaSah 2.442372     50%
1/2
 38%
1.5/4
Alfil 6.102359     100%
2/2
 20%
1/5
BugChess2 1.4.12356     55%
5.5/10
 12%
0.5/4
GreKo 5.92346     54%
18.5/34
 75%
1.5/2
Tytan 9.32 32-bit2346      25%
0.5/2
46%
5.5/12
LittleThought 1.03 32-bit2339    75%
3/4
 50%
1/2
 
Asterisk 0.62332    62%
2.5/4
 12%
1/8
0%
0/2
Averno 0.812314      25%
1/4
50%
1/2
Zeus 1.292303    88%
3.5/4
 48%
13.5/28
50%
2/4
Anechka 0.082301      38%
1.5/4
25%
0.5/2
Joker 1.1.142301    62%
2.5/4
 55%
11/20
 
Natwarlal 0.142298    75%
3/4
  25%
0.5/2
Popochin 3.22296     67%
8/12
50%
1/2
 
Bison 8.2.4r2282    88%
3.5/4
75%
1.5/2
  
Chispa 4.0.32274      42%
2.5/6
50%
4/8
Tornado 1.02271      92%
5.5/6
50%
2/4
Joker 1.1.062252     75%
1.5/2
 38%
3/8
NameEloRotor
0.7a
Rotor
0.8
Rotor
0.6
Rotor
0.5
Rotor
0.4
Rotor
0.3
Rotor
0.2
Rotor
0.1a
Brutus 6.02251    88%
3.5/4
61%
19/31
  
EXchess 5.01b 32-bit2250      12%
0.5/4
50%
1/2
Deuterium 06.08.25.042230      75%
1.5/2
50%
1/2
Gibbon 2.42c2225    62%
2.5/4
 50%
2/4
 
Neurosis 2.32214      100%
2/2
81%
6.5/8
EveAnn 1.622211     50%
1/2
 53%
9/17
AliChess 4.082196      75%
1.5/2
88%
3.5/4
Score color legend:
(Only pairs with at least 30 games)
0% 5% 10% 15% 20% 25% 30% 35% 40% 45% 50% 55% 60% 65% 70% 75% 80% 85% 90% 95% 100%

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Results table
Performance table
Score table
LOS table
Proportion of draws
Number of games
Number of connecting games
Percentage of connecting games
Score with common opponents
Score with all opponents
Performance with common opponents
Performance with all opponents
LOS with common opponents
LOS with all opponents

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Match length (Minimum number of games to highlight with color):

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Reference rating list:
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Created in 2005-2013 by CCRL team
Last games added on May 8, 2021