Individual Calculations July 2019
 Petit, Didier  Total change: -5.40  Rating chartPersonal card
 Open 74 2019 SEYNOD FRA 2019-06-08
RcRownchangeKK*chgGame
 1651 1763 3.50 6 -0.27 20 -5.40 
  Davy, Jean-Claude 1363  * FRA1.0010.08201.60 
  Gaudissard, Dominique 1581 FRA1.0010.26205.20 
  Bailleul, Adrien 2045 FRA0.001-0.1620-3.20 
  De Concini, Marco 1473 FRA1.0010.16203.20 
  Lees, Jean-Pierre 1710 FRA0.501-0.0720-1.40 
  Sylvestre-Baron, Laurent 1735 FRA0.001-0.5420-10.80 
 * 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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