Individual Calculations July 2019
 Clair, Michael  Total change: -24.00  Rating chartPersonal card
 42eme Open de l'Ascension d'Issy-les-Moulineaux ISSY LES MOULINEAUX FRA 2019-05-30
RcRownchangeKK*chgGame
 1690 1741 0.50 3 -1.20 20 -24.00 
  Blachon, Pascal 1949 FRA0.001-0.2320-4.60 
  Tran, Thomas 1591 FRA0.001-0.7020-14.00 
  Carlier-Bromberg, Paul 1529 FRA0.501-0.2720-5.40 

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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