Individual Calculations June 2023
 Grey, Nicholas D  Total change: -16.40  Rating chartPersonal card
 2022/23 4NCL Division 4 Rounds 9-11 Warwick ENG 2023-04-29
RcRownchangeKK*chgGame
 1785 1717 0.00 2 -0.82 20 -16.40 
  Weatherlake, John P 1863 WLS0.001-0.3020-6.00 
  Drugan, Mark A 1706 ENG0.001-0.5220-10.40 

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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