Individual Calculations February 2023
 Kelly, Paul J  Total change: -21.00  Rating chartPersonal card
 Caplin 96 Hastings International Chess Congress Hastings ENG 2022-12-28
RcRownchangeKK*chgGame
 1876 1842 3.50 10 -1.05 20 -21.00 
  Muir, Andrew J m2244 SCO0.001-0.0820-1.60 
  Harari, Zaki 2030 ENG0.001-0.2620-5.20 
  Bryant, Harry 1511 ENG1.0010.12202.40 
  White, Stuart A 2021 SCO0.001-0.2720-5.40 
  Li, Ethan 1889 ENG0.001-0.4320-8.60 
  Butt, Laurence 1740 ENG1.0010.36207.20 
  Southcott-Moyers, Indy 1870 ENG0.001-0.4620-9.20 
  Flynn, David 1872 ENG1.0010.542010.80 
  Ogunshola, Ben 2140 NGR0.001-0.1520-3.00 
  Dhanuka, Aman 1442  * IND0.501-0.4220-8.40 
 * 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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