Individual Calculations February 2020
 Tharanga, R A R  Total change: -4.00  Rating chartPersonal card
 Kaluthara International Chess Festival 2020 Kaluthara SRI 2020-01-15
RcRownchangeKK*chgGame
 1278 1040 0.00 1 -0.20 20 -4.00 
  Bandara, W M Nadil Dulshen 1278 SRI0.001-0.2020-4.00 

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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