Individual Calculations May 2017
 Edwards, Nicholas L  Total change: 9.20  Rating chartPersonal card
 CCF CHESS CLUB DICKY WHITE CLUB TOURNAMENT 2016-17 APRIL London ENG 2017-04-03
RcRownchangeKK*chgGame
 1838 1866 1.50 2 0.46 20 9.20 
  Snape, Ian L 2210 ENG0.5010.38207.60 
  Gray, David 1466  * 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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