Individual Calculations October 2012
 Ould Ahmed, Samy  Total change: -25.80  Rating chartPersonal card
 156eme open FIDE du club 608 (-2200 elo) PARIS FRA 2012-09-01
RcRownchangeKK*chgGame
 1806 2107 2.50 5 -1.72 15 -25.80 
  Marks, Andy 1851 FRA0.001-0.8115-12.15 
  Accouri, Pascal 1909 FRA0.501-0.2615-3.90 
  Bourogaa, Younes 1854 FRA0.001-0.8115-12.15 
  Meistretty, Claude 1707  * FRA1.0010.08151.20 
  Ceripa, Adrien 1707  * FRA1.0010.08151.20 
 * 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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