Individual Calculations January 2019
 Samarasinghe, Wayuni Vinara  Total change: -41.20  Rating chartPersonal card
 Ethugalpura International Rating Chess Championship 2018 Kurunegala SRI 2018-12-08
RcRownchangeKK*chgGame
 1141 1463 4.00 7 -2.06 20 -41.20 
  Ranasinghe, Thinuga Devanjith 1138 SRI0.501-0.3720-7.40 
  Maithripala, W D P N 1109 SRI0.501-0.3920-7.80 
  Gunaratne, Chivath Dathesha 1084 SRI0.001-0.9120-18.20 
  Dissanayake, D A Thavinsa Archani 1089 SRI1.0010.10202.00 
  Piyarthne, Movindu Lushan 1154 SRI0.501-0.3620-7.20 
  Wijesekara, Dinuka Sewmini 1159 SRI1.0010.14202.80 
  Jayasundara, Nisansa Hansali 1252 SRI0.501-0.2720-5.40 

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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