Individual Calculations April 2018
 Hewitt, William  Total change: 3.60  Rating chartPersonal card
 2017/18 4NCL Division 3 South Rounds 7-8 Reading ENG 2018-03-24
RcRownchangeKK*chgGame
 2083 2019 1.00 2 0.18 20 3.60 
  Rich, Mark C c2069 ENG0.5010.07201.40 
  Onley, David E 2097 ENG0.5010.11202.20 

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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