Individual Calculations May 2017
 Weerasekara, Dilmi Induwari  Total change: 22.00  Rating chartPersonal card
 Colombo Chess Festival 2017 Colombo SRI 2017-04-06
RcRownchangeKK*chgGame
 1484 1160 1.50 5 0.83 40 33.20 
  Dipsara, K M Dumal Kavish 1402 SRI0.5010.304012.00 
  Gunarathna, D A Viraj Darshana 1502 SRI0.001-0.1240-4.80 
  Gunaratne, Ayeshmanthi 1461 SRI0.5010.354014.00 
  Rathnayake, Jeewanthi 1497 SRI0.5010.384015.20 
  Gunasekara , W A N Senpathi 1560  * SRI0.001-0.0840-3.20 
 * 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 16 Girls Colombo SRI 2017-04-17
RcRownchangeKK*chgGame
 1353 1160 0.50 3 -0.28 40 -11.20 
  Senarath, B T A Y 1427 SRI0.001-0.1840-7.20 
  Liyanage , B K D 1393 SRI0.5010.294011.60 
  Wijesinghe, W A D Sumudu 1239 SRI0.001-0.3940-15.60 

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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