Individual Calculations May 2017
 Edirisinghe, Navod  Total change: -6.40  Rating chartPersonal card
 Colombo Chess Festival 2017 Colombo SRI 2017-04-06
RcRownchangeKK*chgGame
 1362 1158 0.50 3 -0.37 40 -14.80 
  De Silva, Osheen 1558  * SRI0.001-0.0840-3.20 
  Rathnayake, Jeewanthi 1497 SRI0.001-0.1240-4.80 
  Weerasekara, Danuja Sanjula 1031 SRI0.501-0.1740-6.80 
 * 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)
 
 National Youth Chess Championship 2017 - Under 14 Boys Colombo SRI 2017-04-17
RcRownchangeKK*chgGame
 1189 1158 2.50 5 0.21 40 8.40 
  Omaththage, S Y 1291 SRI0.5010.18407.20 
  De Silva, M Manindu Chanthil 1257 SRI0.5010.14405.60 
  Chandira, K W Yasandu 1318 SRI0.001-0.2940-11.60 
  Suraweera, M C H Jananath 1054 SRI0.501-0.1440-5.60 
  Harischandra, Thisath Ranpul 1026 SRI1.0010.324012.80 

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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