Individual Calculations February 2018
 Tozer, Philip A A  Total change: 2.20  Rating chartPersonal card
 2017/18 4NCL Division 3 South Rounds 3-4 Reading ENG 2018-01-13
RcRownchangeKK*chgGame
 2199 2158 1.00 2 0.11 20 2.20 
  Gill, Oliver 2142 ENG1.0010.48209.60 
  Britton, Richard L f2256 ENG0.001-0.3720-7.40 

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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