Rapid: Individual Calculations August 2018
 Samarakoon, S M Udani Adithya  Total change: -12.60  Rating chartPersonal card
 14th Asian Schools Rapid Chess Championship 2018 - under 13 Girls Waskaduwa SRI 2018-07-08
RcRownchangeKK*chgGame
 1212 1139 1.00 4 -0.63 20 -12.60 
  Sandeepani, M Tharushi 1332 SRI0.001-0.2520-5.00 
  Mapa, M M W H 1315 SRI0.001-0.2720-5.40 
  Ekanayaka, P D M L K E 1060 SRI0.001-0.6120-12.20 
  Matheesha, W Isiri 1140 SRI1.0010.502010.00 

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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