Individual Calculations February 2016
 Martin, Lewis  Total change: -3.40  Rating chartPersonal card
 4NCL Division 2 WE 2 Birmingham ENG 2016-01-23
RcRownchangeKK*chgGame
 2019 2082 1.00 2 -0.17 20 -3.40 
  Golding, Alex 1965 ENG0.001-0.6620-13.20 
  Brown, Alan M 2073 ENG1.0010.49209.80 

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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