Thursday, April 6, 2023

Season 24 premier division statistics

A summary statistics table of previous stages and seasons.  

Draw rate, wins

Final draw rate was 52.7%. 

Game termination

The three most common game termination causes were:

48.2% - TCEC draw rule
29.9% - SyzygyTB
19.7% - Mate

There were no crashes in the stage.

Moves per game

Median= 75.5
Average= 80.2

There were 47 games longer than 100 moves, the longest was 217 moves (Berserk - Leela, game 58, draw). 

Time per game (hours)

Median= 2:08
Average= 2:03

Openings

There were variable length book openings in this stage. The first letter of the ECO codes was distributed as follows:

The engines had almost no freedom to choose the opening variant, all of the game pairs repeated the same ECO code and the same opening variant twice.

Reverse pairs, wins

Reverse pairs, same moves

Pairs of reverse games diverged less quickly than usual, 23.2% diverged immediately out of book, 46.4% of the pairs diverged at most after 1 move. The longest repeated sequence of moves was 21 plys (KomodoDragon - Stockfish, games 1 and 29, King's Indian, Saemisch, two draws) 


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