Individual Calculations November 2022
 Abeywickrama, Imalka Iduwara  Total change: -17.20  Rating chartPersonal card
 Negombo International Chess Festival 2022 Negombo SRI 2022-10-20
RcRownchangeKK*chgGame
 1370 1053 0.00 3 -0.43 40 -17.20 
  Hewage, Dinupa Adithya 1422 SRI0.001-0.1040-4.00 
  Piyarthne, Movindu Lushan 1430 SRI0.001-0.0940-3.60 
  Kodithuwakku, K A Chathura Basuru 1257 SRI0.001-0.2440-9.60 

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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