U.S. Chess Rating System

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  • U.S. Chess Rating System

    U.S. Chess Rating System

    May 1, 2017

    There are two math papers online that treat the US Chess Rating System that might be of interest:

    Approximating Formulas for the US Chess Rating System, April, 2017

    http://www.glicko.net/ratings/approx.pdf

    The US Chess Rating system

    By Mark E. Glickman, Harvard University

    Thomas Doan, Estima

    http://www.glicko.net/ratings/rating.system.pdf
    ________

    There is also a US Chess Rating Bonus Formula Change at:

    https://new.uschess.org/news/us-ches...ormula-change/

    __________

    On-line there are references such as:

    Thomas Doan d/b/a Estima is a software publisher located in Evanston, Illinois in the United States

    d/b/a means “doing business as”. Here in Canada we are more used to “operating as” o/a and “trading as” T/A.
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