Search results
Results from the WOW.Com Content Network
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. Most of the systems are used to ...
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 Harkness system was reasonably fair, but ...
USCF first instituted a rating system for over-the-board play in 1950, using a calculation formula devised by Kenneth Harkness. In 1960, the USCF adopted a more reliable rating system invented by Arpad Elo, a college professor of physics who was a chess master. Elo worked with USCF for many years.
Mark Glickman created the Glicko rating system in 1995 as an improvement on the Elo rating system. [1]Both the Glicko and Glicko-2 rating systems are under public domain and have been implemented on game servers online like Counter-Strike: Global Offensive, Team Fortress 2, [2] Dota 2, [3] Guild Wars 2, [4] Splatoon 2, [5] Online-go.com, [6] Lichess and Chess.com.
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.
Approximately 50,000 chess players have USCF ratings, of which approximately 2,500 are rated 2000 or better. Thus, chess experts are in the top 5% of all USCF tournament chess players. Since 2008, USCF has also awarded Candidate Master titles to players that achieve five performance-based 'norms' in tournaments and also hold a rating above 2000 ...
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 ...
Casual correspondence chess includes correspondence play initiated through correspondence chess servers and games played between individuals who meet and play on their own. Casual correspondence play does not lead to official ratings, though some chess servers will calculate ratings for the players based on results on that server.