Individual Calculations July 2013
 Giboreau, Romain  Total change: -3.90  Rating chartPersonal card
 171e open FIDE du club 608 d'echecs (-2200) PARIS FRA 2013-06-01
RcRownchangeKK*chgGame
 1826 1711 1.00 3 -0.13 30 -3.90 
  Talbi, Boumedienne 2105 FRA0.001-0.0830-2.40 
  Djukic, Victor 1894 FRA0.001-0.2630-7.80 
  Derumez, Marc 1478 FRA1.0010.21306.30 

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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