Individual Calculations July 2022
 Bradbury, Neil H  Total change: 7.60  Rating chartPersonal card
 2021/22 4NCL Division 1 & 2 Rounds 10-11 Daventry ENG 2022-06-25
RcRownchangeKK*chgGame
 2147 2196 1.50 2 0.38 20 7.60 
  Kolani, Arjun 1980 ENG0.501-0.2820-5.60 
  Cox, John J m2313 ENG1.0010.662013.20 

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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