Individual Calculations February 2015
 Gordon-Brown, Alexander J  Total change: 24.40  Rating chartPersonal card
 4NCL 2014-15 Rounds 3-4 Various ENG 2015-01-10
RcRownchangeKK*chgGame
 2064 2021 1.50 2 0.61 40 24.40 
  Meyer, Gordon 2161 RSA0.5010.19407.60 
  Rodriguez, Juan Talavera 1967 WLS1.0010.424016.80 

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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