Rapid: Individual Calculations July 2017
 Williams, Justus D  Total change: -25.20  Rating chartPersonal card
 June 2017 Marshall Masters New York, New York USA 2017-06-20
RcRownchangeKK*chgGame
 2163 2382 1.00 3 -1.26 20 -25.20 
  Levkov, Daniel 1982  * USA1.0010.08201.60 
  Checa, Nicolas D m2197 USA0.001-0.7420-14.80 
  Bonin, Jay R m2311 USA0.001-0.6020-12.00 
 * 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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