Individual Calculations February 2013
 Bogdanovsky, Sonia  Total change: -4.20  Rating chartPersonal card
 163eme Ferme FIDE-G du club 608 d'echecs (-2200) PARIS FRA 2013-01-05
RcRownchangeKK*chgGame
 1581 1551 2.00 5 -0.28 15 -4.20 
  Barthere, Gilles 1587 FRA0.001-0.4515-6.75 
  Gorka, Patrice 1534 FRA0.501-0.0215-0.30 
  Koulitchenko, Francoise 1571 FRA1.0010.53157.95 
  Chen Kuang Piao, Cedric 1621 FRA0.5010.10151.50 
  Henry, Loic 1591 FRA0.001-0.4415-6.60 

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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