Individual Calculations February 2013
 Ruch, Bernard  Total change: -0.30  Rating chartPersonal card
 XXVIIIème Open International d'Hiver de Nice NICE FRA 2012-12-26
RcRownchangeKK*chgGame
 2025 1954 2.50 6 -0.02 15 -0.30 
  Van Hoolandt, Patrick f2207 MNC0.001-0.1915-2.85 
  Froment, Victor 1750 FRA1.0010.24153.60 
  Tasic, Branislav 2114 FRA0.5010.21153.15 
  Bressac, Stephane f2308 FRA0.001-0.1115-1.65 
  Roussiere, Christophe 2023 FRA0.001-0.4015-6.00 
  Doromeychuk, Anton 1747 ITA1.0010.23153.45 

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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