Individual Calculations June 2017
 Ricard, Bruce  Total change: 85.20  Rating chartPersonal card
 Spring 2017 Tuesday Night Marathon San Francisco, California USA 2017-03-14
RcRownchangeKK*chgGame
 1692 1555 5.00 8 2.13 40 85.20 
  Ivanov, Aleksandr 1955  * USA0.5010.424016.80 
  Sevall, Jacob 1944 GER0.001-0.0940-3.60 
  Frank, Robert H 1377 USA1.0010.274010.80 
  Maser, Thomas F 1920 USA0.5010.404016.00 
  Andries, W Craig 1870 USA0.001-0.1440-5.60 
  James, Charles 1475 USA1.0010.394015.60 
  Nassif, Wassim 1273 USA1.0010.16406.40 
  Mays, Jerry L 1721 USA1.0010.724028.80 
 * 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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