Individual Calculations November 2022
 Jayaweera, Hashan  Total change: 11.20  Rating chartPersonal card
 Negombo International Chess Festival 2022 Negombo SRI 2022-10-20
RcRownchangeKK*chgGame
 1316 1392 3.50 5 0.28 40 11.20 
  Perera, Prabodha Sathsara 1129 SRI1.0010.18407.20 
  Alahakoon, Isuru f1986 SRI0.001-0.0240-0.80 
  Gunawickrama, Chenitha 1126 SRI0.501-0.3240-12.80 
  Viranya, A R M V 1124 SRI1.0010.17406.80 
  Mudalige, S M I Umandi 1215 SRI1.0010.274010.80 

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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