Individual Calculations August 2017
 De Silva, Shelani  Total change: -58.40  Rating chartPersonal card
 Sri Lanka Women's National B Chess Championship 2017 Colombo SRI 2017-05-12
RcRownchangeKK*chgGame
 1320 1629 5.50 10 -2.92 20 -58.40 
  Mapa, M M W H 1229  * SRI1.0010.08201.60 
  Kanakarathne, S Nevinka De Silva 1409 SRI0.001-0.7820-15.60 
  Dilanya, W V Nethmi 1239 SRI0.001-0.9120-18.20 
  Wijesinghe, W M M N 1229  * SRI1.0010.08201.60 
  Waranga, M G Yasasmi 1252 SRI0.501-0.4120-8.20 
  Rathnayake, R M Dinithi Panchali wc1229  * SRI1.0010.08201.60 
  Wijesuriya, G P Y wc1553 SRI0.001-0.6020-12.00 
  Jaysenthuliyane, Vinumi Vidara 1229  * SRI1.0010.08201.60 
  Jayasekera, Himasha Dulanji wc1396 SRI1.0010.21204.20 
  Kulatunga, Dinithi 1433 SRI0.001-0.7520-15.00 
 * 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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