Individual Calculations February 2018
 Andrews, Norman G  Total change: 5.60  Rating chartPersonal card
 2017/18 4NCL Division 3 North Rounds 3-4 Bolton ENG 2018-01-13
RcRownchangeKK*chgGame
 1910 1636 0.50 2 0.14 40 5.60 
  Nicholson, Jim W R 1999 ENG0.001-0.1040-4.00 
  Norris, Michael J 1820 ENG0.5010.24409.60 

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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