Individual Calculations October 2021
 Allan, Brian N  Total change: -16.80  Rating chartPersonal card
 Coulsdon Chess Dicky White S1 SEP 2021 London ENG 2021-09-06
RcRownchangeKK*chgGame
 1774 1623 0.50 4 -0.84 20 -16.80 
  Jackson, Paul G 1669 ENG0.001-0.4420-8.80 
  Kuzhelev, Timur 1874 RUS0.001-0.1920-3.80 
  Fernandes, Aaron 1531 ENG0.501-0.1320-2.60 
  Bansal, Rohan 2023  * ENG0.001-0.0820-1.60 
 * 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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