Chess Ranking System Explained: What is a Chess Ranking?

The chess ranking system is the method used to estimate the strength of a given player, is just as complex as the game itself. Many rankings are available to players, including chess masters, experts, grandmasters, and more.

A look at the Elo ratings in the year 2021

Are chess.com ratings accurate compared to FIDE? - Quora

rating - What do you call average? - Chess Stack Exchange

What would be an average rating in chess? - Chess Forums

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I analyzed Chess.com blitz rating distribution for different titles : r/ chess