CCRL Blitz
Downloads and Statistics
January 16, 2021
Testing summary:
Total: 2'442'136 games
played by 2'904 programs

White wins: 939'660 (38.5%)
Black wins: 754'242 (30.9%)
Draws: 748'234 (30.6%)
White score: 53.8%

Custom engine selection

Comparing 8 engines!
8 selected engines played 42 games with each other

CCRL Blitz Rating List — Custom engine selection (Quote)

Ponder off, General book up to 12 moves, up to 6 piece EGTB
Time control: From Jan 2020, equivalent to 2'+1" on an Intel i7-4770K. See the "about" page.
Computed on January 16, 2021 with Bayeselo based on 2'442'136 games

Color legend: Commercial, Free, Open source, Private.
Bold font - tested with 300 games or more. Normal font - less than 300 games.

RankNameRatingScoreAverage
Opponent
DrawsGamesLOS
Elo+
1Hedgehog 1.813 64-bit2142+35−3456.3%−49.916.5%316 
77.7%
 Hedgehog 1.814 64-bit2127+18−1849.6%+2.317.2%1214
69.9%
 Hedgehog 1.9 64-bit2120+17−1751.9%−13.518.8%1458
65.0%
 Hedgehog 1.82 64-bit2114+29−3045.6%+35.318.0%434
100.0%
 Hedgehog 1.8082035+34−3456.5%−49.517.8%321
99.2%
 Hedgehog 1.8061972+38−3846.5%+25.019.5%256
56.9%
 Hedgehog 1.8041969+18−1842.8%+54.017.7%1144
70.2%
 Hedgehog 1.8021958+33−3438.7%+89.218.8%345
 

Results matrix

Custom engine selection
#NameElo12345678
1Hedgehog 1.813 64-bit2142        
2Hedgehog 1.814 64-bit2127        
3Hedgehog 1.9 64-bit2120   24.5 − 17.5
+19−12=11
+55
    
4Hedgehog 1.82 64-bit2114  17.5 − 24.5
+12−19=11
−55
     
5Hedgehog 1.8082035        
6Hedgehog 1.8061972        
7Hedgehog 1.8041969        
8Hedgehog 1.8021958        
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
1Hedgehog 1.813 64-bit2142 77.786.588.6100.0100.0100.0100.0
2Hedgehog 1.814 64-bit212722.3 69.976.9100.0100.0100.0100.0
3Hedgehog 1.9 64-bit212013.530.1 65.0100.0100.0100.0100.0
4Hedgehog 1.82 64-bit211411.423.135.0 100.0100.0100.0100.0
5Hedgehog 1.80820350.00.00.00.0 99.2100.099.9
6Hedgehog 1.80619720.00.00.00.00.8 56.970.7
7Hedgehog 1.80419690.00.00.00.00.043.1 70.2
8Hedgehog 1.80219580.00.00.00.00.129.329.8 
LOS color legend:
0 10 20 30 40 50 60 70 80 90 100

Number of connecting games matrix

Custom engine selection
#NameElo12345678
1Hedgehog 1.813 64-bit2142 141671700142201
2Hedgehog 1.814 64-bit2127141 29231133559236
3Hedgehog 1.9 64-bit21206292 248149122723
4Hedgehog 1.82 64-bit211471311248 60963
5Hedgehog 1.80820357031496 2093610
6Hedgehog 1.806197203120209 1230
7Hedgehog 1.80419691425592729361123 344
8Hedgehog 1.802195820123636300344 
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
1Hedgehog 1.813 64-bit2142 9.20.39.511.00.09.730.4
2Hedgehog 1.814 64-bit21279.2 10.918.90.20.223.715.1
3Hedgehog 1.9 64-bit21200.310.9 13.18.40.710.50.2
4Hedgehog 1.82 64-bit21149.518.913.1 0.80.00.68.1
5Hedgehog 1.808203511.00.28.40.8 36.224.60.0
6Hedgehog 1.80619720.00.20.70.036.2 8.80.0
7Hedgehog 1.80419699.723.710.50.624.68.8 23.1
8Hedgehog 1.802195830.415.10.28.10.00.023.1 
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 44 common opponents

Custom engine selection
NameEloHedgehog
1.813
64-bit
Hedgehog
1.814
64-bit
Hedgehog
1.9
64-bit
Hedgehog
1.82
64-bit
Hedgehog
1.808
Hedgehog
1.806
Hedgehog
1.804
Hedgehog
1.802
Amundsen 0.802328  18%
7.5/42
23%
9.5/42
    
NG-Play 9.87 64-bit2194 55%
17.5/32
39%
15.5/40
     
Madeleine 0.22184 45%
14.5/32
52%
21/40
     
Blitzkrieg rev337 64-bit2162 45%
13.5/30
 37%
11/30
    
NagaSkaki 5.122156 38%
12/32
41%
16.5/40
44%
13.5/31
    
Chesley r323 64-bit2148   38%
11.5/30
   32%
9.5/30
Sunsetter 10.3 64-bit2145 50%
16/32
 59%
17/29
    
Alarm 0.93.1214451%
20.5/40
45%
13.5/30
 48%
15/31
    
Lime 662143 48%
15.5/32
 52%
16/31
    
Fortress 1.622137 40%
12.5/31
     25%
7.5/30
WJChess 1.64213045%
18/40
58%
18/31
     25%
7.5/30
Prophet3 20170909 64-bit2125 45%
14.5/32
    28%
8/29
 
Embla 1.0.3 64-bit2116 47%
14.5/31
48%
20/42
     
Alf 1.09 64-bit2110 38%
11.5/30
    38%
10.5/28
33%
10/30
GK 0.90 64-bit2110      25%
7.5/30
30%
9/30
BikJump 2.01 64-bit2103 48%
14.5/30
    32%
9.5/30
 
Gunborg 1.35 64-bit207365%
26/40
     32%
9.5/30
37%
8.5/23
Abbess 2018.02.072071 60%
18.5/31
    28%
9/32
 
AdroitChess 0.4207155%
21/38
      23%
7/30
Matheus 2.32058 62%
20/32
    40%
12.5/31
36%
8/22
NameEloHedgehog
1.813
64-bit
Hedgehog
1.814
64-bit
Hedgehog
1.9
64-bit
Hedgehog
1.82
64-bit
Hedgehog
1.808
Hedgehog
1.806
Hedgehog
1.804
Hedgehog
1.802
Monarch 1.72058 75%
24/32
 50%
0.5/1
  52%
16.5/32
 
ChessMind 0.822056 42%
13/31
    55%
17.5/32
 
Vice 1.0 64-bit2044 64%
20.5/32
100%
1/1
   34%
11/32
 
Gerbil 0.2 64-bit2043 68%
21/31
    48%
15.5/32
 
Ax 0.8204259%
23.5/40
 0%
0/1
     
Jabba 1.0 64-bit2037  57%
24/42
   36%
11.5/32
 
Bestia 0.90201974%
29.5/40
 100%
1/1
 62%
18.5/30
 45%
14.5/32
 
Embla 1.0.2 64-bit2012   50%
0.5/1
43%
13/30
 52%
15.5/30
 
Oberon 0.042010  50%
1/2
  40%
12.5/31
32%
9.5/30
 
Requiem 0.532008     48%
16/33
40%
11.5/29
 
Leonidas 8.3 64-bit2004  100%
1/1
 60%
17.5/29
54%
21.5/40
  
Gullydeckel 2.16pl11993  100%
1/1
   36%
11.5/32
 
Bubble 1.51987    58%
17.5/30
50%
21.5/43
  
Armageddon 2.3081986    72%
21/29
 55%
34/62
 
BigLion 2.23x1986  68%
28.5/42
 37%
11/30
 60%
37.5/62
 
Arabian Knight 1.55 64-bit1981  100%
1/1
  44%
14/32
  
Elephant 1.061981  100%
1/1
   53%
16/30
48%
14.5/30
Faile 1.4.41980  82%
33.5/41
100%
1/1
70%
21/30
 42%
13.5/32
 
Snowy 0.2 64-bit1978 100%
1/1
  53%
15.5/29
46%
17.5/38
  
Eia 0.31957      48%
14.5/30
65%
19.5/30
NameEloHedgehog
1.813
64-bit
Hedgehog
1.814
64-bit
Hedgehog
1.9
64-bit
Hedgehog
1.82
64-bit
Hedgehog
1.808
Hedgehog
1.806
Hedgehog
1.804
Hedgehog
1.802
Dabbaba 7.491907  73%
30.5/42
100%
1/1
    
MatMoi 7.15.0-cct 64-bit1888  50%
0.5/1
   71%
22/31
 
MrChess 2.11886  100%
2/2
0%
0/1
    
HeavyChess 0.13 beta1831   100%
1/1
   65%
19.5/30
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 16, 2021