Individual Calculations April 2009
 Campbell, Ian  Total change: -6.45  Rating chartPersonal card
 Gibraltar Master 2009 Gibraltar ENG 2009-01-27
RcRownchangeKK*chgGame
 2078 2023 2.50 7 -0.43 15 -6.45 
  Gavriel, Tryfon C 2161 ENG0.5010.19152.85 
  Natalicchio Escalante, Nic 2238 ESP0.001-0.2315-3.45 
  Peredy, Ferenc m2252 HUN0.001-0.2115-3.15 
  Kuenitz, Klaus 1673 GER1.0010.11151.65 
  Bravetti, Antonio 2205 ITA0.001-0.2615-3.90 
  Whitehead, David J 2155 ENG0.5010.18152.70 
  Szabo, Gabor 1862 HUN0.501-0.2115-3.15 

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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