Individual Calculations September 2010
 Sonnet, Jean-Pierre  Total change: -9.60  Rating chartPersonal card
 16e Festival International de ChambĂ©ry - Principal Chambery FRA 2010-07-31
RcRownchangeKK*chgGame
 2085 2132 4.50 9 -0.64 15 -9.60 
  Guillon, Gabriel 1835 FRA1.0010.15152.25 
  Horvath, Jozsef g2532  * HUN0.001-0.0815-1.20 
  Marchand, Raphael 2044 FRA1.0010.38155.70 
  Vasquez, Georges 2024 FRA0.501-0.1515-2.25 
  Gelas, Christophe 1998 FRA1.0010.32154.80 
  Di Nicolantonio, Lucas 2204 FRA0.001-0.4015-6.00 
  Mahiouz, Oualid 2071 FRA0.501-0.0815-1.20 
  Py, Walter 2092 FRA0.001-0.5615-8.40 
  Deleva, Mathias 1964 FRA0.501-0.2215-3.30 
 * 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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