Individual Calculations December 2013
 Ider, Borya  Total change: 8.40  Rating chartPersonal card
 13e open international de Sautron SAUTRON FRA 2013-10-26
RcRownchangeKK*chgGame
 2288 2377 6.00 9 0.84 10 8.40 
  Primel, Dominique 2020 FRA1.0010.11101.10 
  Burmakin, Vladimir g2581 RUS0.5010.26102.60 
  Fretel, Didier 1977  * FRA1.0010.08100.80 
  Kasparov, Sergey g2480 BLR0.5010.14101.40 
  Duval, Claire 1977  * FRA1.0010.08100.80 
  Riff, Jean-Noel m2445 FRA0.5010.09100.90 
  Roiz, Michael g2614 ISR0.001-0.2010-2.00 
  Roussel, Glenn 1977  * FRA1.0010.08100.80 
  Lagarde, Maxime g2523 FRA0.5010.20102.00 
 * 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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