Individual Calculations July 2010
 Djafari, Samira  Total change: -15.75  Rating chartPersonal card
 Open du Cavalier d'Or -2200 Cagnes sur Mer FRA 2010-06-12
RcRownchangeKK*chgGame
 1692 1635 2.00 6 -0.63 25 -15.75 
  Lanteri, Nicolas 1987 FRA0.001-0.1125-2.75 
  Novaresio, Jean-Louis 1341 FRA1.0010.15253.75 
  Provang, Bruno 1861 FRA0.001-0.2125-5.25 
  Soldano, Graziano 1406 FRA1.0010.21255.25 
  Cayla, Jonathan 1941 FRA0.001-0.1425-3.50 
  Birot, Andre 1615 FRA0.001-0.5325-13.25 

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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