Individual Calculations February 2023
 Jackson, James P  Total change: -5.40  Rating chartPersonal card
 2022/23 4NCL Division 2 Rounds 3-4 Daventry ENG 2023-01-14
RcRownchangeKK*chgGame
 2385 2400 0.50 2 -0.54 10 -5.40 
  Davies, Nigel R g2398 ENG0.5010.00100.00 
  Cherniaev, Alexander g2372 ENG0.001-0.5410-5.40 

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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