Individual Calculations February 2015
 Evans, Craig  Total change: 4.40  Rating chartPersonal card
 4NCL 2014-15 Rounds 3-4 Various ENG 2015-01-10
RcRownchangeKK*chgGame
 1867 1972 1.50 2 0.22 20 4.40 
  Paul, Nathanael 1904 ENG1.0010.41208.20 
  White, Martin 1830 ENG0.501-0.1920-3.80 

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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