Individual Calculations September 2012
 Billon, Olivier  Total change: 8.40  Rating chartPersonal card
 Open International de Créon 2012 - Principal CREON FRA 2012-07-30
RcRownchangeKK*chgGame
 2145 2229 6.00 9 0.56 15 8.40 
  Suez-Panama, Gilles 2019 FRA1.0010.23153.45 
  Anton, Teodor f2423 ROU0.5010.25153.75 
  Santos Latasa, Jaime f2399 ESP0.001-0.2815-4.20 
  Dubocage, Claude 1936 FRA1.0010.15152.25 
  Ballan, Guillaume 1975 FRA1.0010.19152.85 
  Salles, Louis 2147 FRA0.001-0.6115-9.15 
  Feys, Bert 2009 BEL1.0010.22153.30 
  Kirk, Ezra 2216 ENG0.501-0.0215-0.30 
  Van De Berkmortel, Theo f2179 NED1.0010.43156.45 

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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