Individual Calculations September 2011
 Adiba, Jean-Claude  Total change: -28.50  Rating chartPersonal card
 19ème open international de Saint-Affrique SAINT AFFRIQUE FRA 2011-07-23
RcRownchangeKK*chgGame
 1770 1638 1.50 7 -0.95 30 -28.50 
  Vanderbeeken, Mikael 2038  * FRA0.001-0.0830-2.40 
  Fontaine, Olivier 1899 FRA0.001-0.1830-5.40 
  Grosse, Tomas 1411 FRA1.0010.21306.30 
  Penalver, Marion 1870 FRA0.001-0.2130-6.30 
  Arpinon, Jack 1440 FRA0.501-0.2630-7.80 
  Fabre, Philippe 1829 FRA0.001-0.2530-7.50 
  Wilfert, Fabrice 1905 FRA0.001-0.1830-5.40 
 * 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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