Individual Calculations September 2011
 Pierrard, Bernard  Total change: -21.75  Rating chartPersonal card
 19ème open international de Saint-Affrique SAINT AFFRIQUE FRA 2011-07-23
RcRownchangeKK*chgGame
 1763 1899 4.50 9 -1.45 15 -21.75 
  Arpinon, Jack 1499  * FRA0.501-0.4215-6.30 
  Fosse, Jean-Claude 1499  * FRA1.0010.08151.20 
  Mladenov, Plamen m2299  * BUL0.5010.42156.30 
  Vanderbeeken, Mikael 2171 FRA0.001-0.1715-2.55 
  Nerino Escoubet, Nicolas 1674 FRA1.0010.22153.30 
  Perrot, Pierre 1712 FRA0.001-0.7415-11.10 
  Leblic, Pierre 1696 FRA0.001-0.7615-11.40 
  De Baralle, Michel 1567 FRA1.0010.12151.80 
  Navarro, Robin 1746 FRA0.501-0.2015-3.00 
 * 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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