Individual Calculations February 2023
 Duncan, Chris R  Total change: -12.80  Rating chartPersonal card
 2022/23 4NCL Division 1 Rounds 3-4 Daventry ENG 2023-01-14
RcRownchangeKK*chgGame
 2324 2187 0.00 2 -0.64 20 -12.80 
  Gallana, Marco 2243 ITA0.001-0.4220-8.40 
  Greet, Andrew N m2404 SCO0.001-0.2220-4.40 

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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