Individual Calculations August 2023
 Ansari, Athar  Total change: -12.80  Rating chartPersonal card
 6th Crewe Chess Congress - FIDE Open Crewe ENG 2023-06-30
RcRownchangeKK*chgGame
 2007 1908 0.50 3 -0.64 20 -12.80 
  Blackburn, Jonathan L B f2190 WLS0.001-0.1620-3.20 
  Garnett, John S 1831 ENG0.501-0.1120-2.20 
  De Coverly, Roger D 2000 ENG0.001-0.3720-7.40 

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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