Individual Calculations December 2017
 Rathier, David  Total change: 10.00  Rating chartPersonal card
 302A open FIDE du club 608 (1500-2199 elo) PARIS FRA 2017-11-04
RcRownchangeKK*chgGame
 1864 1698 1.50 3 0.50 20 10.00 
  Kitachewsky, Daniel 2038 FRA0.5010.38207.60 
  Ravail, Nathan 1456 FRA1.0010.20204.00 
  Coiffait, Pierre-Basile 2098  * FRA0.001-0.0820-1.60 
 * Rating difference of more than 400. Please read more at FIDE Handbook

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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