Individual Calculations May 2022
 Gregory, Keith Df  Total change: -3.60  Rating chartPersonal card
 2nd 4NCL Easter Congress Open Daventry ENG 2022-04-15
RcRownchangeKK*chgGame
 2023 1955 2.00 5 -0.18 20 -3.60 
  Okhai, Shabir 2126 ENG0.001-0.2720-5.40 
  Roberson, Peter T m2430 ENG0.001-0.0520-1.00 
  Shenbagakumar, Gautham 1678 ENG1.0010.17203.40 
  Burrows, Martin P 2111 ENG0.5010.21204.20 
  Sandhu, Manvith 1771 ENG0.501-0.2420-4.80 

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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