Individual Calculations May 2022
 Morris, Nigel W  Total change: 4.80  Rating chartPersonal card
 2nd 4NCL Easter Congress Minor Daventry ENG 2022-04-15
RcRownchangeKK*chgGame
 1295 1392 1.50 2 0.24 20 4.80 
  Wilson, Jeff 1342 ENG1.0010.43208.60 
  Jerome, Stelio 1248 ENG0.501-0.1920-3.80 

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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