Individual Calculations July 2010
 Sebban, Jean-Paul  Total change: 1.05  Rating chartPersonal card
 Nationale 2 - R10-11 Various FRA 2010-05-08
RcRownchangeKK*chgGame
 2025 2195 1.50 2 0.07 15 1.05 
  Hasbi, Nabil 1924 FRA1.0010.17152.55 
  Guennoun, Anthony 2126 FRA0.501-0.1015-1.50 

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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