Individual Calculations December 2015
 Bellin, Jana M  Total change: -14.20  Rating chartPersonal card
 4NCL Division 2 WE1 Birmingham ENG 2015-11-14
RcRownchangeKK*chgGame
 2018 2108 0.50 2 -0.71 20 -14.20 
  Player, Edmund C 2187 ENG0.001-0.3920-7.80 
  French, Max 1849 ENG0.501-0.3220-6.40 

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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