Individual Calculations October 2017
 Singh, Hersh  Total change: 22.40  Rating chartPersonal card
 2017 Illinois Open State Championship Northbrook, Illinois USA 2017-09-02
 1930 1735 2.00 5 0.56 40 22.40 
  Li, Zhaozhi f2135  * USA0.001-0.0840-3.20 
  Stinson, Marcus 1670 USA1.0010.414016.40 
  Nguyen, Tam 2112 USA0.001-0.0940-3.60 
  Harrison, Eva C 1737 USA1.0010.504020.00 
  Freitag, Todd 1998 USA0.001-0.1840-7.20 
 * Rating difference of more than 400. Please read more at FIDE Handbook

Rc - average rating of rated opponents, Ro - rating of a player in a tournament, Rp - rating performance of an unrated player, W - points won in a tournament against rated opponents, N - total number of games against rated opponents, Change - change used for calculation according to formula, K - development coefficient, Kchg - rating change of a player calculated as (K * change)


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