Individual Calculations October 2015
 Hoy, Matthew  Total change: -0.40  Rating chartPersonal card
 CCF CHESS CLUB DICKY WHITE CLUB TOURNAMENT 2015-16 September A London ENG 2015-09-07
RcRownchangeKK*chgGame
 1131 1138 0.50 1 -0.01 40 -0.40 
  Gray, David 1131 ENG0.501-0.0140-0.40 

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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