Season 19 league 1 statistics

 A summary statistics table of previous stages and seasons. 

Draw rate, wins

Final draw rate was 71.1%.

Game termination

The three most common game termination causes were:

43.3% - TCEC draw rule
22.2% - TCEC win rule
21.1% - SyzygyTB

There were no crashes in the stage.

Moves per game

Median= 53.3
Average= 60.9

There were 8 games longer than 100 moves, the longest was 161 moves (SlowChess - RubiChess, game 81, draw).

Time per game (hours)

Median= 1:25
Average= 1:24

Openings

There were 8-move book openings in this stage chosen by Cato. The first letter of the ECO codes was distributed as follows:

The engines had almost no freedom to choose the opening variant, all the game pairs but one repeated the same ECO code and the same opening variant twice. All game pairs had the same ECO first letter.

Reverse pairs, wins

Reverse pairs, same moves 

Pairs of reverse games diverged very quickly, 44.4% diverged immediately out of book, 80% of the pairs diverged at most after 1 move. The longest repeated sequence of moves was 14 plys (Igel - ScorpioNN, games 17 and 62, Philidor exchange variation, ScorpioNN won as white)