Individual Calculations August 2023
 Lee, Peter N  Total change: -11.80  Rating chartPersonal card
 ECF Counties Championship - Final Staines ENG 2023-07-01
RcRownchangeKK*chgGame
 2324 2390 0.00 1 -0.59 20 -11.80 
  Bates, Richard A m2324 ENG0.001-0.5920-11.80 

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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