Individual Calculations November 2019
 Haigh, Tony  Total change: -1.40  Rating chartPersonal card
 52nd West Wales Open 2019 Swansea WLS 2019-10-11
RcRownchangeKK*chgGame
 1971 1761 1.00 4 -0.07 20 -1.40 
  Garcia, Jason 2050 WLS0.001-0.1620-3.20 
  Graham, David B 2161  * ENG0.001-0.0820-1.60 
  Sipho, Donovan 1659 ENG1.0010.36207.20 
  Young, Alan 2015 WLS0.001-0.1920-3.80 
 * Rating difference of more than 400. Please read more at FIDE Handbook

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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