Individual Calculations February 2016
 Willis, Rupert  Total change: 31.60  Rating chartPersonal card
 4NCL Division 2 WE 2 Birmingham ENG 2016-01-23
RcRownchangeKK*chgGame
 2045 2121 2.00 2 0.79 40 31.60 
  Habershon, Paul F 2050 ENG1.0010.404016.00 
  Punnett, Alan K 2039 ENG1.0010.394015.60 

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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