Rapid: Individual Calculations February 2023
 Warner, Dominic W J  Total change: -15.80  Rating chartPersonal card
 Coulsdon Chess Rapidplay - New Year (Rated Sections) Coulsdon ENG 2023-01-21
RcRownchangeKK*chgGame
 1177 1535 1.00 2 -0.79 20 -15.80 
  Gillespie, Frank 1218 ENG0.001-0.8720-17.40 
  Ma, Rufus 1135  * ENG1.0010.08201.60 
 * 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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