Individual Calculations July 2010
 Ballester, Alexandre  Total change: -7.95  Rating chartPersonal card
 Nationale 3 - R8-9 Various FRA 2010-05-08
RcRownchangeKK*chgGame
 1955 2169 1.00 2 -0.53 15 -7.95 
  Salasc, Yves 1891 FRA1.0010.17152.55 
  Baudon, Sebastien 2018 FRA0.001-0.7015-10.50 

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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