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  2. Chess rating system - Wikipedia

    en.wikipedia.org/wiki/Chess_rating_system

    The Elo rating system is currently the most widely used (though it has many variations and improvements). The Elo-like ratings systems have been adopted in many other contexts, such as other games like Go, in online competitive gaming, and in dating apps. [1] The first modern rating system was used by the Correspondence Chess League of America ...

  3. Chess opening theory table - Wikipedia

    en.wikipedia.org/wiki/Chess_Opening_Theory_Table

    Chess opening theory books that provide these tables are usually quite large and difficult for beginners to use. Because the table entries typically do not include the themes or goals involved in a given line, beginners will either try to memorize the tables or simply drown in the detail.

  4. List of chess openings - Wikipedia

    en.wikipedia.org/wiki/List_of_chess_openings

    This is a list of chess openings, organised by the Encyclopaedia of Chess Openings (ECO) code classification system.The chess openings are categorised into five broad areas ("A" through "E"), with each of those broken up into one hundred subcategories ("00" through "99").

  5. Universal Rating System - Wikipedia

    en.wikipedia.org/wiki/Universal_Rating_System

    It was introduced to determine seedings and qualifications for the 2017 Grand Chess Tour. [1] The main difference from FIDE's Elo rating system is the combination of all three time controls (classical, rapid and blitz) into a single rating list, whereas FIDE maintains three different rating lists.

  6. Performance rating (chess) - Wikipedia

    en.wikipedia.org/wiki/Performance_rating_(chess)

    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.

  7. List of FIDE chess world number ones - Wikipedia

    en.wikipedia.org/wiki/List_of_FIDE_chess_world...

    The following is a list of the players ranked number one female on the FIDE rating system from the first official list in July 1971 to the present day, along with their ratings during the periods in question. A rating denoted with bold text followed by an asterisk (*) is a career high rating.

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    mail.aol.com

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  9. FIDE titles - Wikipedia

    en.wikipedia.org/wiki/FIDE_titles

    Like the grandmaster title, the usual way to obtain the title is to achieve three required title norms over 27 or more games and a FIDE rating of 2400 or more. In general, an IM norm is defined as a performance rating of at least 2450 over 9 or more games.