Individual Calculations May 2023
 Lalic, Susan K  Total change: 3.10  Rating chartPersonal card
 Guildford FIDE Congress Guildford ENG 2023-03-31
RcRownchangeKK*chgGame
 1989 2260 3.50 4 0.31 10 3.10 
  Sutton, Daniel 1867 ENG0.501-0.4210-4.20 
  Purdon, Colin 1976 ENG1.0010.16101.60 
  Maton, Emily 1860  * ENG1.0010.08100.80 
  Venkataramanan, T.s. f2251 IND1.0010.49104.90 
 * Rating difference of more than 400. Please read more at FIDE Handbook

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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