Individual Calculations April 2009
 Wilman, Carey A  Total change: -14.40  Rating chartPersonal card
 4NCL part 2 Various ENG 2008-10-04
RcRownchangeKK*chgGame
 2053 2037 0.00 2 -0.96 15 -14.40 
  Auckland, Elliott 2017 ENG0.001-0.5315-7.95 
  Hegarty, Sarah N 2088 ENG0.001-0.4315-6.45 

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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