Individual Calculations November 2022
 Kottage, K M Nilash Nethul  Total change: 55.20  Rating chartPersonal card
 Negombo International Chess Festival 2022 Negombo SRI 2022-10-20
RcRownchangeKK*chgGame
 1500 1159 2.00 4 1.38 40 55.20 
  De Silva, J I Ajantha 1397 SRI1.0010.804032.00 
  Bentharaarachchi, Vinuga Ometh 1391 SRI1.0010.794031.60 
  Wimalasuriya, Kasun M. c1816 SRI0.001-0.0140-0.40 
  Hettiarachchi, D W K 1396 SRI0.001-0.2040-8.00 

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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