CCRL 40/15
Downloads and Statistics
January 11, 2020
Testing summary:
Total: 1'112'746 games
played by 2'593 programs

White wins: 385'288 (34.6%)
Black wins: 285'975 (25.7%)
Draws: 441'483 (39.7%)
White score: 54.5%

Custom engine selection

Comparing 10 engines!
10 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 January 11, 2020 with Bayeselo based on 1'112'746 games

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+
1FireFly 2.7.2 64-bit2330+16−1647.5%+16.730.0%1362 
100.0%
 FireFly 2.7.0 64-bit2287+17−1750.5%−5.029.2%1230
99.7%
 FireFly 2.6.0 64-bit2234+33−3351.3%−11.923.1%342
73.3%
 FireFly 2.5.12 64-bit2218+37−3752.1%−16.822.3%264
63.8%
 FireFly 2.5.13 64-bit2209+34−3450.0%−7.228.7%303
79.7%
 FireFly 2.5.13 32-bit2188+34−3451.0%−7.822.9%306
63.1%
 FireFly 2.5.102180+34−3449.5%+4.123.5%302
88.0%
 FireFly 2.5.8 32-bit2151+34−3447.1%+20.623.4%308
99.9%
 FireFly 2.5.6 32-bit2088+22−2346.8%+20.524.1%722
75.1%
 FireFly 2.5.42074+33−3447.9%+12.520.8%331
 

Results matrix

Custom engine selection
#NameElo12345678910
1FireFly 2.7.2 64-bit2330          
2FireFly 2.7.0 64-bit2287          
3FireFly 2.6.0 64-bit2234          
4FireFly 2.5.12 64-bit2218          
5FireFly 2.5.13 64-bit2209          
6FireFly 2.5.13 32-bit2188          
7FireFly 2.5.102180          
8FireFly 2.5.8 32-bit2151          
9FireFly 2.5.6 32-bit2088          
10FireFly 2.5.42074          
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
#NameElo12345678910
1FireFly 2.7.2 64-bit2330 100.0100.0100.0100.0100.0100.0100.0100.0100.0
2FireFly 2.7.0 64-bit22870.0 99.7100.0100.0100.0100.0100.0100.0100.0
3FireFly 2.6.0 64-bit22340.00.3 73.384.996.898.6100.0100.0100.0
4FireFly 2.5.12 64-bit22180.00.026.7 63.887.593.099.5100.0100.0
5FireFly 2.5.13 64-bit22090.00.015.136.2 79.787.899.0100.0100.0
6FireFly 2.5.13 32-bit21880.00.03.212.520.3 63.193.4100.0100.0
7FireFly 2.5.1021800.00.01.47.012.236.9 88.0100.0100.0
8FireFly 2.5.8 32-bit21510.00.00.00.51.06.612.0 99.999.9
9FireFly 2.5.6 32-bit20880.00.00.00.00.00.00.00.1 75.1
10FireFly 2.5.420740.00.00.00.00.00.00.00.124.9 
LOS color legend:
0 10 20 30 40 50 60 70 80 90 100

Number of connecting games matrix

Custom engine selection
#NameElo12345678910
1FireFly 2.7.2 64-bit2330 41442080584275016
2FireFly 2.7.0 64-bit2287414 3526191695924320
3FireFly 2.6.0 64-bit223442352 027312081212
4FireFly 2.5.12 64-bit2218060 1149072801160
5FireFly 2.5.13 64-bit220980191273114 132445460
6FireFly 2.5.13 32-bit218858691290132 24216816212
7FireFly 2.5.102180425907244242 22324366
8FireFly 2.5.8 32-bit2151752488054168223 24754
9FireFly 2.5.6 32-bit208803121166162243247 331
10FireFly 2.5.4207416201200126654331 
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
#NameElo12345678910
1FireFly 2.7.2 64-bit2330 16.02.50.04.83.52.54.50.00.9
2FireFly 2.7.0 64-bit228716.0 22.40.412.54.53.91.60.21.3
3FireFly 2.6.0 64-bit22342.522.4 0.042.31.90.01.21.11.8
4FireFly 2.5.12 64-bit22180.00.40.0 20.115.812.714.011.80.0
5FireFly 2.5.13 64-bit22094.812.542.320.1 21.77.38.80.60.0
6FireFly 2.5.13 32-bit21883.54.51.915.821.7 39.827.415.81.9
7FireFly 2.5.1021802.53.90.012.77.339.8 36.623.710.4
8FireFly 2.5.8 32-bit21514.51.61.214.08.827.436.6 24.08.5
9FireFly 2.5.6 32-bit20880.00.21.111.80.615.823.724.0 31.4
10FireFly 2.5.420740.91.31.80.00.01.910.48.531.4 
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 147 common opponents

Custom engine selection
NameEloFireFly
2.7.2
64-bit
FireFly
2.7.0
64-bit
FireFly
2.6.0
64-bit
FireFly
2.5.12
64-bit
FireFly
2.5.13
64-bit
FireFly
2.5.13
32-bit
FireFly
2.5.10
FireFly
2.5.8
32-bit
FireFly
2.5.6
32-bit
FireFly
2.5.4
Abrok 5.0244533%
2/6
25%
0.5/2
        
Snitch 1.6.2 64-bit243342%
2.5/6
0%
0/2
        
Cmcchess 2.6 64-bit242150%
3/6
100%
2/2
        
PostModernist 1016242125%
1.5/6
50%
1/2
        
Ares 1.005 64-bit241817%
1/6
29%
3.5/12
        
Shallow r688 64-bit2413 33%
2/6
25%
2.5/10
       
Gaia 3.5 64-bit241267%
4/6
25%
0.5/2
        
Ares 1.005.2 64-bit241133%
2/6
100%
2/2
        
Tigran 2.4n 64-bit2400 36%
5/14
38%
1.5/4
       
Myrddin 0.87 64-bit239650%
1.5/3
44%
3.5/8
        
Jazz 721 64-bit2385 31%
2.5/8
45%
4.5/10
       
TJchess 1.1 64-bit2365 0%
0/2
  25%
1/4
     
Myrddin 0.86 64-bit2360 50%
4/8
  38%
1.5/4
     
Plisk 0.2.7d 64-bit236062%
10.5/17
38%
1.5/4
        
Maverick 0.51 64-bit2342 32%
4.5/14
62%
2.5/4
       
Aice 0.99.2233950%
3/6
      75%
1.5/2
  
EveAnn 1.712335 25%
2/8
20%
2/10
       
Bagatur 1.3a 64-bit2326 38%
6/16
54%
6.5/12
 25%
0.5/2
     
EveAnn 1.72232053%
19.5/37
34%
5.5/16
        
ECE 12.012319  50%
1.5/3
 25%
0.5/2
     
NameEloFireFly
2.7.2
64-bit
FireFly
2.7.0
64-bit
FireFly
2.6.0
64-bit
FireFly
2.5.12
64-bit
FireFly
2.5.13
64-bit
FireFly
2.5.13
32-bit
FireFly
2.5.10
FireFly
2.5.8
32-bit
FireFly
2.5.6
32-bit
FireFly
2.5.4
EveAnn 1.672319    6%
0.5/8
62%
2.5/4
    
Gibbon 2.69a 64-bit231962%
2.5/4
50%
9/18
        
Waxman 20132314 29%
3.5/12
44%
3.5/8
       
Capivara LK 0.09a01a 64-bit2308 38%
3/8
50%
4/8
 35%
3.5/10
     
Waxman 20112305  44%
3.5/8
 0%
0/4
     
Ant 2006-F230355%
5.5/10
    50%
1/2
    
Joker 1.1.14230255%
5.5/10
57%
4/7
        
Natwarlal 0.14230267%
4/6
      0%
0/2
  
Anechka 0.082300 0%
0/2
   0%
0/2
 50%
1/2
  
Fischerle 0.9.80 SE 64-bit229950%
2.5/5
53%
9/17
        
Popochin 3.22296 50%
1/2
   25%
0.5/2
 50%
1/2
  
Absolute Zero 2.4.7.2 64-bit229565%
13/20
41%
4.5/11
        
Fischerle 0.9.70 SE 64-bit2295 58%
3.5/6
  62%
5/8
     
Mediocre 0.52294 30%
3/10
44%
3.5/8
 75%
3/4
     
Chaturanga 2.4.3229175%
4.5/6
    50%
1/2
50%
1/2
17%
0.5/3
  
Bearded N44.2 64-bit2286 67%
8/12
  55%
5.5/10
     
Butcher 1.61 32-bit2286     38%
1.5/4
0%
0/4
   
Rhetoric Lite2286  25%
1/4
 0%
0/2
     
AliChess 4.252285    38%
1.5/4
25%
1.5/6
 25%
0.5/2
  
Galjoen 0.38 64-bit228458%
7/12
      25%
1/4
  
NameEloFireFly
2.7.2
64-bit
FireFly
2.7.0
64-bit
FireFly
2.6.0
64-bit
FireFly
2.5.12
64-bit
FireFly
2.5.13
64-bit
FireFly
2.5.13
32-bit
FireFly
2.5.10
FireFly
2.5.8
32-bit
FireFly
2.5.6
32-bit
FireFly
2.5.4
Butcher 1.64 64-bit228262%
5/8
42%
2.5/6
41%
6.5/16
 56%
4.5/8
     
Gibbon 2.57a 64-bit2273 62%
2.5/4
42%
10/24
 50%
3/6
     
Isa 2.0.48 64-bit227061%
8.5/14
50%
0.5/1
        
Ayito 0.2.994226525%
1.5/6
50%
1/2
     0%
0/2
  
Tigran 2.3 64-bit2262  39%
3.5/9
 38%
3/8
     
Isa 2.0.45 64-bit226183%
5/6
71%
8.5/12
        
Sungorus 1.4 32-bit2260     50%
2/4
30%
3/10
100%
2/2
  
CT800 1.30 64-bit225650%
7/14
   50%
7/14
     
RattateChess 1.0 Nosferatu225383%
5/6
50%
1/2
   44%
3.5/8
25%
1/4
   
Exacto 0.e 64-bit225258%
3.5/6
51%
23/45
        
Beowulf 2.4a 64-bit225067%
4/6
50%
4/8
  50%
1/2
     
Mango Paola Ajedrez 4.12248 60%
14.5/24
75%
3/4
       
Lozza 1.14a 64-bit2247 80%
4/5
  45%
4.5/10
     
Absolute Zero 2.4.0.0 64-bit2243 56%
18/32
38%
1.5/4
       
Feuerstein 0.4.6.12239        20%
1/5
10%
1/10
Atak 6.82237   62%
15/24
75%
3/4
46%
5.5/12
50%
2/4
100%
2/2
  
Buzz 0.08 64-bit223042%
2.5/6
50%
1/2
        
Dolphin 1.0 64-bit223083%
5/6
   42%
2.5/6
60%
6/10
50%
1/2
25%
0.5/2
  
RamJet 0.13222850%
3/6
30%
3/10
       40%
4/10
Mango Paola Ajedrez 1.02227 50%
4/8
36%
5/14
       
NameEloFireFly
2.7.2
64-bit
FireFly
2.7.0
64-bit
FireFly
2.6.0
64-bit
FireFly
2.5.12
64-bit
FireFly
2.5.13
64-bit
FireFly
2.5.13
32-bit
FireFly
2.5.10
FireFly
2.5.8
32-bit
FireFly
2.5.6
32-bit
FireFly
2.5.4
Tiny Chess 1.46 64-bit222685%
8.5/10
50%
1/2
        
Hussar 0.22224       42%
5/12
50%
1/2
 
Vajolet 1.62.12222  25%
1/4
 55%
5.5/10
     
Robocide 20170718 64-bit222169%
11/16
100%
1/1
        
Myrddin 0.85 64-bit2219   44%
10.5/24
33%
4/12
     
Joker2 0.7.7 64-bit221862%
7.5/12
     12%
1/8
   
Beowulf 2.4a 32-bit2217     42%
5/12
25%
1.5/6
38%
1.5/4
12%
0.5/4
 
CT800 1.12 64-bit221775%
3/4
56%
18/32
        
Gibbon 2.52a2217     0%
0/2
 50%
2/4
31%
5/16
 
MadChess 1.3 64-bit2215 62%
2.5/4
44%
3.5/8
       
ChessKISS 1.7c 64-bit2214 70%
7/10
    35%
3.5/10
   
Neurosis 2.3221467%
4/6
31%
2.5/8
        
OBender 03.2016 64-bit221467%
4/6
50%
3/6
   50%
5/10
    
Adam 3.32211 100%
2/2
 38%
9/24
58%
7/12
40%
4/10
58%
3.5/6
8%
0.5/6
  
ChessKISS 1.7 64-bit221058%
3.5/6
88%
3.5/4
67%
16/24
 36%
6.5/18
     
Neurosis 2.52207   50%
12/24
    39%
8.5/22
 
Myrddin 0.85 32-bit2206     55%
5.5/10
67%
8/12
   
BlackBishop 1.02202      50%
1/2
50%
2.5/5
27%
6.5/24
 
Dorpsgek Eve's Temptation 64-bit220075%
3/4
64%
32/50
        
Carballo 0.82196 100%
8/8
66%
10.5/16
 55%
5.5/10
     
NameEloFireFly
2.7.2
64-bit
FireFly
2.7.0
64-bit
FireFly
2.6.0
64-bit
FireFly
2.5.12
64-bit
FireFly
2.5.13
64-bit
FireFly
2.5.13
32-bit
FireFly
2.5.10
FireFly
2.5.8
32-bit
FireFly
2.5.6
32-bit
FireFly
2.5.4
Jazz 444 32-bit2196     50%
2/4
31%
2.5/8
17%
0.5/3
  
Dorpsgek Dillinger 64-bit2195 70%
15.5/22
   55%
5.5/10
    
OBender 3.2.4.22192   54%
13/24
    44%
3.5/8
 
NG-Play 9.85 64-bit219192%
5.5/6
100%
2/2
        
GopherCheck 0.2.3 64-bit2190 75%
1.5/2
     35%
3.5/10
  
Zevra 1.8.2 r612 64-bit219081%
6.5/8
      25%
1/4
  
NG-Play 9.87 64-bit218894%
7.5/8
64%
9/14
        
Mediocre 0.342187        25%
3/12
42%
5/12
NagaSkaki 5.122187      62%
2.5/4
 50%
5/10
 
Shallow 1.0 64-bit2187  54%
6.5/12
 57%
12/21
     
Fischerle 0.9.30b 64-bit2185 83%
10/12
50%
11/22
       
KMTChess 1.2.1 32-bit2182     50%
6/12
62%
7.5/12
 36%
6.5/18
 
Atak 6.52181        100%
1/1
0%
0/4
ECE 11.012180   46%
11/24
  65%
6.5/10
8%
0.5/6
25%
0.5/2
 
Hamsters 0.0.62178       45%
4.5/10
50%
1/2
 
Lime 662178        27%
8.5/32
35%
3.5/10
RedQueen 0.62177       60%
6/10
50%
6/12
 
Sjakk 1.1.72174      75%
1.5/2
33%
1/3
  
Sungorus 1.22174      50%
5/10
 60%
3/5
 
Clever Girl r185 64-bit217075%
10.5/14
      67%
4/6
  
NameEloFireFly
2.7.2
64-bit
FireFly
2.7.0
64-bit
FireFly
2.6.0
64-bit
FireFly
2.5.12
64-bit
FireFly
2.5.13
64-bit
FireFly
2.5.13
32-bit
FireFly
2.5.10
FireFly
2.5.8
32-bit
FireFly
2.5.6
32-bit
FireFly
2.5.4
Kurt 0.9.2.2 64-bit2170   69%
16.5/24
50%
5/10
     
Pawny 0.132170      70%
7/10
45%
4.5/10
12%
0.5/4
 
RamJet 0.14216962%
2.5/4
69%
23.5/34
        
ProChess 1.02AD2164 46%
5.5/12
67%
16/24
 50%
1/2
     
Simplex 0.9.3 32-bit2164      35%
3.5/10
 50%
7/14
 
Betsabe II 1.052159      75%
3/4
50%
5/10
  
Chesley r323 32-bit2156     62%
12.5/20
56%
4.5/8
83%
2.5/3
  
Dorpsgek Cosmopolitan 2 64-bit2152 50%
2/4
    65%
6.5/10
   
Ifrit j4.32151      35%
3.5/10
42%
2.5/6
  
KnockOut 0.7.12151   58%
14/24
 38%
3/8
38%
1.5/4
46%
6.5/14
31%
5/16
 
GopherCheck 0.2.2 64-bit2141     75%
3/4
88%
3.5/4
   
Waxman 20082140      85%
8.5/10
40%
4/10
44%
7/16
50%
4/8
Prophet 2.0 32-bit2138      50%
1/2
62%
2.5/4
12%
0.5/4
54%
6.5/12
Parrot 07.07.222136      50%
1/2
 50%
1/2
32%
4.5/14
Napoleon 1.7 64-bit2134 62%
2.5/4
    50%
10/20
   
TJchess 0.1212134       100%
4/4
33%
18/54
 
Bearded 06_29_022131     75%
3/4
25%
0.5/2
25%
1/4
53%
10/19
 
Clarabit 1.00 32-bit2116      75%
1.5/2
 58%
7/12
 
Kurt 0.9.2 32-bit2114     50%
4/8
50%
4/8
63%
9.5/15
67%
4/6
 
MadChess 1.2 64-bit2113  42%
5/12
 65%
6.5/10
     
NameEloFireFly
2.7.2
64-bit
FireFly
2.7.0
64-bit
FireFly
2.6.0
64-bit
FireFly
2.5.12
64-bit
FireFly
2.5.13
64-bit
FireFly
2.5.13
32-bit
FireFly
2.5.10
FireFly
2.5.8
32-bit
FireFly
2.5.6
32-bit
FireFly
2.5.4
Myrddin 0.84 32-bit2113      55%
5.5/10
 100%
2/2
 
Napoleon 1.4.0 64-bit2110 62%
5/8
  33%
2/6
     
Adam 3.12109        42%
2.5/6
48%
11.5/24
Prophet3 20170909 64-bit210075%
3/4
100%
2/2
        
Carballo 0.52097    50%
1/2
81%
6.5/8
50%
2/4
62%
2.5/4
41%
6.5/16
 
BikJump 2.01 32-bit2085     25%
0.5/2
50%
1/2
 34%
11.5/34
62%
2.5/4
Ifrit j2.92080      55%
5.5/10
 88%
3.5/4
65%
13/20
BigLion 2.23x2067  50%
2/4
  75%
1.5/2
 62%
2.5/4
50%
22/44
61%
14/23
Protej 0.5.72055 100%
1/1
   50%
1/2
25%
0.5/2
 50%
7/14
 
Rhetoric 0.10.d2051    80%
8/10
75%
4.5/6
    
PLP 16615712047     50%
1/2
100%
2/2
 50%
2/4
 
Jabba 1.0 32-bit2044      100%
2/2
62%
2.5/4
58%
7/12
 
Mustang 4.972044        38%
1.5/4
50%
2/4
Matheus 2.32042       75%
3/4
58%
18.5/32
45%
4.5/10
ChessMind 0.822032       50%
2/4
50%
1/2
 
Slibo 0.5.12025     92%
5.5/6
  85%
8.5/10
 
Bubble 1.52012    75%
6/8
50%
3/6
100%
2/2
75%
3/4
  
AdroitChess 0.31984    88%
3.5/4
75%
3/4
    
Heracles 0.6.161982        54%
6.5/12
75%
3/4
Rival 1.181975        88%
3.5/4
56%
4.5/8
NameEloFireFly
2.7.2
64-bit
FireFly
2.7.0
64-bit
FireFly
2.6.0
64-bit
FireFly
2.5.12
64-bit
FireFly
2.5.13
64-bit
FireFly
2.5.13
32-bit
FireFly
2.5.10
FireFly
2.5.8
32-bit
FireFly
2.5.6
32-bit
FireFly
2.5.4
Dabbaba 5.671965    75%
1.5/2
100%
2/2
    
BSC 3.9++ 32-bit1960    100%
2/2
100%
4/4
    
Soldat III 0.172 32-bit1949  88%
7/8
 50%
1/2
     
ECE 0.31915        75%
6/8
31%
2.5/8
Clueless 1.41913        75%
3/4
78%
14/18
Jabba 130320121906  100%
4/4
 100%
4/4
50%
1/2
    
Surprise 4.3b131894        50%
3/6
64%
9/14
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%

Alter engine selection



Alter output selection

Rating list
Testing profile
  (Step: , Numbers: )

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

Maximum size of cross-tables (from 2 to 100):
Limit crosstables to engines in Elo range: to
Match length (Minimum number of games to highlight with color):

Cross-tables show only best version of each engine
Sort cross-tables by:   Rating   Name
Highlight diagonal of cells wide. (0 to highlight everything)

Reference rating list:
Recalibrate:
  No recalibration (reference and current list are compared as they are)
  Recalibrate reference list to current one using selected engines only
  Recalibrate reference list to current one using all common engines
  Recalibrate current list to reference using selected engines only
  Recalibrate current list to reference using all common engines


Created in 2005-2013 by CCRL team
Last games added on January 11, 2020