Individual Calculations July 2011
 Bogoda, Sagara T  Total change: -1.25  Rating chartPersonal card
 4NCL 2011 various ENG 2010-11-06
RcRownchangeKK*chgGame
 2062 1892 0.50 2 -0.05 25 -1.25 
  Smith, Graham M 2093 ENG0.5010.26256.50 
  Ertbjerg, Andreas 2031 DEN0.001-0.3125-7.75 

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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