Individual Calculations April 2016
 Wallis, Ian J  Total change: 5.40  Rating chartPersonal card
 4NCL Division 3S WE 4 Telford ENG 2016-03-19
RcRownchangeKK*chgGame
 2117 2019 1.00 2 0.27 20 5.40 
  Byron, Alan M 2118 ENG0.5010.14202.80 
  Mercs, Peter J 2115 ENG0.5010.13202.60 

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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