Individual Calculations September 2013
 Sella, Laurent  Total change: 38.10  Rating chartPersonal card
 21eme open international de Saint-Affrique SAINT AFFRIQUE FRA 2013-07-20
RcRownchangeKK*chgGame
 1811 1561 3.00 8 1.27 30 38.10 
  Arlabosse, Nicolas 1961  * FRA0.001-0.0830-2.40 
  Fabre, Philippe 1792 FRA1.0010.793023.70 
  Lafitte, Luc 1915 FRA1.0010.893026.70 
  Scherrer, Roch 1961  * FRA0.001-0.0830-2.40 
  Grosse, Ludovic 1842 FRA0.001-0.1630-4.80 
  Willems, Niels 1725 FRA0.001-0.2830-8.40 
  Berard, Jean-Claude 1812 FRA0.001-0.1930-5.70 
  Soreda, Elisa 1476 FRA1.0010.383011.40 
 * 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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