Individual Calculations February 2019
 Wickramasinghe, W W A T S  Total change: 32.40  Rating chartPersonal card
 Sri Lanka National Youth Chess Championship 2018 Under - 13 years Colombo SRI 2018-12-27
RcRownchangeKK*chgGame
 1308 1094 2.00 5 0.81 40 32.40 
  Liyanage, Pesandu Rashmitha 1438 SRI0.5010.384015.20 
  Nabil Nazar, Mohamed 1396 SRI0.001-0.1540-6.00 
  Godagama, D G Mandara 1193 SRI1.0010.644025.60 
  Marapana, Sanupa Bimsath 1275 SRI0.5010.24409.60 
  Punchihewa, Hasith Thevindu 1240 SRI0.001-0.3040-12.00 

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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