Individual Calculations February 2016
 Talsma, Paul  Total change: 9.20  Rating chartPersonal card
 4NCL Division 2 WE 2 Birmingham ENG 2016-01-23
RcRownchangeKK*chgGame
 2163 2177 1.50 2 0.46 20 9.20 
  Walker, Nicholas P 2160 ENG0.501-0.0220-0.40 
  Coates, Kenneth G 2165 ENG1.0010.48209.60 

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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