Individual Calculations March 2020
 Wickramaarachchi, Nayanaka Insara  Total change: 10.00  Rating chartPersonal card
 Sri Lanka National (Major Division ) Chess Championship 2020 - Colombo Event Colombo SRI 2020-02-01
RcRownchangeKK*chgGame
 1253 1196 2.50 5 0.25 40 10.00 
  Gunawardhane, Dunitha Yathindra 1053 SRI1.0010.314012.40 
  Induwara, R Anupa 1078 SRI0.501-0.1640-6.40 
  Basnayake, B M Thesandu Aken 1375 SRI0.001-0.2740-10.80 
  Hewadikaran, Isuka Manudula 1163 SRI1.0010.454018.00 
  Lamahewa, C 1596  * SRI0.001-0.0840-3.20 
 * 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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