Individual Calculations September 2018
 Narahenpitiya, Pathiranalage S R  Total change: -43.60  Rating chartPersonal card
 7th Mercantile and Government Service Chess Championship 2018 Colombo SRI 2018-07-26
RcRownchangeKK*chgGame
 1696 2092 3.50 5 -1.09 40 -43.60 
  Tirimanna, Akila 1692  * SRI1.0010.08403.20 
  Jayathilaka, R R C L 1692  * SRI1.0010.08403.20 
  Munasinghe, Minura V 1692  * SRI0.501-0.4240-16.80 
  Weerakoon, D D P 1692  * SRI1.0010.08403.20 
  Alahakoon, A M C 1710 SRI0.001-0.9140-36.40 
 * Rating difference of more than 400. Please read more at FIDE Handbook

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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