Individual Calculations June 2019
 Brett, Andrew R  Total change: -8.20  Rating chartPersonal card
 2018/19 4NCL Div 2 Rounds 9 - 11 Telford ENG 2019-05-04
RcRownchangeKK*chgGame
 2022 2126 1.50 3 -0.41 20 -8.20 
  Ratnesan, Ranesh 2104 ENG0.501-0.0320-0.60 
  Cocks, Elliot 1909 ENG0.501-0.2820-5.60 
  Jackson, Sheila wg2053 ENG0.501-0.1020-2.00 

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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