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A chess rating system is a system used in chess to estimate the strength of a player, based on their performance versus other players. They are used by organizations such as FIDE , the US Chess Federation (USCF or US Chess), International Correspondence Chess Federation , and the English Chess Federation .
Performance rating (abbreviated as Rp) in chess is the level a player performed at in a tournament or match based on the number of games played, their total score in those games, and the Elo ratings of their opponents. It is the Elo rating a player would have if their performance resulted in no net rating change.
Arpad Elo was a chess master and an active participant in the United States Chess Federation (USCF) from its founding in 1939. [4] The USCF used a numerical ratings system devised by Kenneth Harkness to enable members to track their individual progress in terms other than tournament wins and losses.
The titles of Grandmaster, International Master, FIDE Master and Candidate Master are available to all over-the-board chess players. The requirements for each title have varied over time, but generally require having demonstrated a prescribed level of achievement in tournaments at classical time controls under FIDE-approved conditions.
A norm in chess is a high level of performance in a chess tournament. [1] The level of performance is typically measured in tournament performance rating above a certain threshold (for instance, 2600 for GM norm), and there is a requirement on the level of tournament, for instance by a prescribed minimal number of participants of given title/level one meets.
Chess players ordered by peak FIDE rating in 1980s Country Player Peak rating in 1980s Achieved 1 Garry Kasparov: 2775 1989-01 2 Anatoly Karpov: 2755 1989-07 3 Mikhail Tal: 2705 1980-01 4 Viktor Korchnoi: 2695 1980-01 5 Jan Timman: 2675 1988-01 6 Nigel Short: 2665 1988-07 7 Artur Yusupov: 2660 1986-07 Vasyl Ivanchuk: 2660 1989-07 9 Lajos ...
In general, a chess master is a player of such skill that they can usually beat most amateurs. Among chess players, the term is often abbreviated to master.. The establishment of the world chess body, Fédération Internationale des Échecs (FIDE), saw the creation of titles superior to the "national master" titles.
The International Chess Federation (FIDE) governs international chess competition. Each month, FIDE publishes the lists "Top 100 Players", "Top 100 Women", "Top 100 Juniors" and "Top 100 Girls" and rankings of countries according to the average rating of their top 10 players and top 10 female players in the classical time control.