Individual Calculations September 2010
 De Coverly, Roger D  Total change: -1.65  Rating chartPersonal card
 13e Open des Vins du Medoc Naujac sur Mer FRA 2010-06-27
RcRownchangeKK*chgGame
 1983 2116 3.50 7 -0.90 15 -13.50 
  Condeminas, Christian 1780 FRA0.501-0.3815-5.70 
  Gonzalez De La Nava, Amador f2302 ESP0.001-0.2615-3.90 
  Merlet, Francois 1716  * FRA1.0010.08151.20 
  Godart, Francois 2227 BEL0.001-0.3515-5.25 
  Teyssier, Jean-Paul 1716  * FRA1.0010.08151.20 
  Koepke, Christian f2386 GER0.001-0.1715-2.55 
  Gonzalez Santamartin, Jorge 1754 ESP1.0010.10151.50 
 * 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)
 
 British Championship - Major Open Canterbury ENG 2010-07-26
RcRownchangeKK*chgGame
 2024 2084 6.00 9 0.79 15 11.85 
  Calvert, D Ian 2025 ENG0.501-0.0815-1.20 
  Rambaldi, Francesco f1958 ITA0.001-0.6715-10.05 
  Foster, James M 1924 ENG1.0010.29154.35 
  Malhotra, Tarun 1838 ENG1.0010.19152.85 
  Webb, Matthew D 2036 ENG0.001-0.5715-8.55 
  Rabbitte, Dominic M 1963 ENG1.0010.34155.10 
  Gregory, Stephen J 2116 ENG1.0010.54158.10 
  Waters, Clive L 2107 ENG1.0010.53157.95 
  Talsma, Paul A 2250 NED0.5010.22153.30 

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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