Individual Calculations August 2019
 Ratnesan, Radha  Total change: -7.60  Rating chartPersonal card
 22nd 4NCL Congress Major Telford ENG 2019-07-19
RcRownchangeKK*chgGame
 1788 1572 0.50 3 -0.19 40 -7.60 
  Heald, Carl 1836 ENG0.5010.324012.80 
  Goodwin, Ed H 1825 ENG0.001-0.1940-7.60 
  Pinch, David 1703 WLS0.001-0.3240-12.80 

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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