Individual Calculations May 2010
 Demunck, Christophe  Total change: -12.50  Rating chartPersonal card
 Corporatif R7-8 IDF FRA 2010-03-20
RcRownchangeKK*chgGame
 1914 1916 0.50 2 -0.50 25 -12.50 
  Truong, Ba-Hung 1812 FRA0.001-0.6425-16.00 
  Simon, Laurent 2016 FRA0.5010.14253.50 

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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