Individual Calculations March 2023
 Pigott, John C  Total change: -1.30  Rating chartPersonal card
 2022/23 4NCL Division 2 Rounds 5-6 Warwick ENG 2023-02-11
RcRownchangeKK*chgGame
 2103 2362 1.50 2 -0.13 10 -1.30 
  Okhai, Shabir 2128 ENG1.0010.21102.10 
  Wilks, Simon 2077 ENG0.501-0.3410-3.40 

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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