Individual Calculations July 2014
 Perera, W C C  Total change: -27.00  Rating chartPersonal card
 Sri Lanka Open International Chess Championship 2014 Colombo SRI 2014-06-12
RcRownchangeKK*chgGame
 1737 2108 4.50 7 -1.80 15 -27.00 
  Roshan, K 1708  * SRI1.0010.08151.20 
  Jayasooriya, Kaveesh 1708  * SRI0.501-0.4215-6.30 
  Herath, H M S S A 1708  * SRI1.0010.08151.20 
  Chandrasiri, S A K wf1760 SRI1.0010.11151.65 
  Amarasinghe, A A C B 1856 SRI0.001-0.8115-12.15 
  Jayanka, L P P R 1708  * SRI0.501-0.4215-6.30 
  Gamage, H Charanga Jithmal 1708  * SRI0.501-0.4215-6.30 
 * 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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