Individual Calculations July 2009
 Wilson, Julie C  Total change: -19.80  Rating chartPersonal card
 4NCL part 3 Various ENG 2008-10-04
RcRownchangeKK*chgGame
 2081 1935 0.00 4 -1.32 15 -19.80 
  Sandu, Mihaela wm2273 ROU0.001-0.1215-1.80 
  Grigoryan, Meri wf2076 ENG0.001-0.3115-4.65 
  Yap, Xiu-Huan 1776 SIN0.001-0.7115-10.65 
  Regan, Natasha K wm2197 ENG0.001-0.1815-2.70 

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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