Individual Calculations July 2010
 Pyrovolou, Georges  Total change: -14.70  Rating chartPersonal card
 Dept Hautes de Seine IDF FRA 2009-11-28
RcRownchangeKK*chgGame
 1690 1683 0.00 2 -0.98 15 -14.70 
  Rubinstein, Michel 1755 FRA0.001-0.4015-6.00 
  Baldi, Valentine 1624 FRA0.001-0.5815-8.70 

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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