Individual Calculations February 2018
 Mort, Andrew J  Total change: -8.60  Rating chartPersonal card
 2017/18 4NCL Division 3 North Rounds 3-4 Bolton ENG 2018-01-13
RcRownchangeKK*chgGame
 1809 1826 1.00 1 0.48 20 9.60 
  Armstrong, William G 1809 ENG1.0010.48209.60 

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)
 
 17th 4NCL Congress Major Harrogate ENG 2018-01-19
RcRownchangeKK*chgGame
 1447 1826 0.00 1 -0.91 20 -18.20 
  Tangirala, Aditya 1447 ENG0.001-0.9120-18.20 

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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