Individual Calculations May 2012
 Amarathunga, Subuddhi  Total change: -25.80  Rating chartPersonal card
 Sri Lanka Major Division Chess Championship 2012 Colombo Colombo SRI 2012-02-25
RcRownchangeKK*chgGame
 1746 1682 0.00 2 -0.86 30 -25.80 
  Munasinghe, Lahiru 1931 SRI0.001-0.1930-5.70 
  Methmini, Nelunika 1560 SRI0.001-0.6730-20.10 

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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