Individual Calculations May 2018
 Wimalasuriya, Kasun M.  Total change: 33.00  Rating chartPersonal card
 11th Colombo International Chess Championship 2018 Colombo SRI 2018-03-30
RcRownchangeKK*chgGame
 1746 1848 6.50 8 1.65 20 33.00 
  Samaraweera, Sanith Jithnuka 1448  * SRI1.0010.08201.60 
  Dewanthi, A H Chamika 1518 SRI1.0010.12202.40 
  De Silva, Udara Sandesh 1642 SRI1.0010.24204.80 
  Galappaththi, Chinthaka Anuruddh f2031 SRI1.0010.742014.80 
  Subasinghe, K R V R 1999 SRI0.001-0.3020-6.00 
  Chandula, E D S 1532 SRI1.0010.13202.60 
  Randil, Lakshitha 1906 SRI0.5010.08201.60 
  Amarasinghe, A A C B 1892 SRI1.0010.562011.20 
 * 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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