Individual Calculations January 2020
 Stewart, Hari  Total change: 3.20  Rating chartPersonal card
 11th CSC London Chess Classic: Weekend Under 1825 London ENG 2019-11-29
RcRownchangeKK*chgGame
 1667 1436 0.50 2 0.08 40 3.20 
  Finnegan, Oliver 1695 ENG0.001-0.1840-7.20 
  Mackellar, Laurie 1638 ENG0.5010.264010.40 

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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