Individual Calculations June 2023
 Reynolds, D Ian W  Total change: -6.60  Rating chartPersonal card
 2022/23 4NCL Division 3 East Rounds 9-11 Milton Keynes ENG 2023-04-29
RcRownchangeKK*chgGame
 1843 1969 1.00 2 -0.33 20 -6.60 
  Van Kemenade, Rudy 1936 WLS0.501-0.0520-1.00 
  Alcock, Graham P 1749 ENG0.501-0.2820-5.60 

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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