Tournament Play
What does category mean in chess?
- Competition
- Format
- Scores
The category of a tournament is a measure of its strength based on the average FIDE rating of the participants. The category is calculated by rounding up the number: (average rating − 2250) ÷ 25. So each category covers a 25-point rating range, starting with Category 1 which spans ratings between 2251 and 2275.
Category FAQ
What does category mean in chess?
The category of a tournament is a measure of its strength based on the average FIDE rating of the participants. The category is calculated by rounding up the number: (average rating − 2250) ÷ 25. So each category covers a 25-point rating range, starting with Category 1 which spans ratings between 2251 and 2275.
Put your own games under review
Knowing the vocabulary is the easy part. Chessiro's free chess game review runs Stockfish 19 over your Chess.com and Lichess games, marks the moves that cost you, and explains each one in plain English. Or paste any game into the PGN analyzer, including famous games from the classic games collection.
Free game review
Find the moment each of your games turned
Chessiro reviews your games with an AI coach that names the concept behind every mistake, then drills you on the exact positions where it happened until you stop repeating them.
