Season 23 premier division statistics

A summary statistics table of previous stages and seasons.  

Draw rate, wins

Final draw rate was 57.1%. 

Game termination

The three most common game termination causes were:

45.1% - TCEC draw rule
23.2% - SyzygyTB
20.5% - Mate

There were no crashes in the stage.

Moves per game

Median= 69.25
Average= 78.1

There were 38 games longer than 100 moves, the longest was 279 moves (rofChade - Stockfish, game 206, draw). 

Time per game (hours)

Median= 2:05
Average= 2:02

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, only 1.79% of the game pairs (=2 game pairs) did not repeat the same opening variant twice.

Reverse pairs, wins

Reverse pairs, same moves

Most of the pairs of reverse games diverged quickly, 23.2% diverged immediately out of book, 52.7% of the pairs diverged at most after 1 move. The longest repeated sequence of moves was 33 plys (Ethereal - KomodoDragon, games 135 and 163, QGD Slav, Tolush-Geller gambit, KomodoDragon won as black)