Individual Calculations March 2020
 Jayasekara, Buvidu Dilhan  Total change: -39.20  Rating chartPersonal card
 Sri Lanka National (Major Division ) Chess Championship 2020 - Colombo Event Colombo SRI 2020-02-01
RcRownchangeKK*chgGame
 1220 1193 1.00 4 -0.98 40 -39.20 
  Pieris, T D R 1593  * SRI0.001-0.0840-3.20 
  Kolonne, K A Thisaja Senon 1071 SRI0.001-0.6740-26.80 
  Wijerathna, Mayon Thinoth 1110 SRI0.501-0.1140-4.40 
  Perera, H A Lisanda Vinsith 1107 SRI0.501-0.1240-4.80 
 * 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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