Individual Calculations September 2010
 Bellay, Jean-Pierre  Total change: -10.05  Rating chartPersonal card
 20e tournoi international de Gorges Gorges FRA 2010-07-11
RcRownchangeKK*chgGame
 1631 1550 0.50 3 -0.67 15 -10.05 
  Meddahi, Tristan 1647 FRA0.001-0.3715-5.55 
  Le Baut, Daniel 1606 FRA0.001-0.4215-6.30 
  Touam, Yannis 1640 FRA0.5010.12151.80 

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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