Individual Calculations July 2019
 Atamian, Claude  Total change: -10.00  Rating chartPersonal card
 42eme Open de l'Ascension d'Issy-les-Moulineaux ISSY LES MOULINEAUX FRA 2019-05-30
RcRownchangeKK*chgGame
 1670 1474 0.50 4 -0.50 20 -10.00 
  Picoteiro Morais, Luis 1627 FRA0.001-0.3020-6.00 
  Lambert, Olivier 1685 FRA0.001-0.2320-4.60 
  Demiro O Domiro, Marc 1660 FRA0.5010.24204.80 
  Foughali, Younes 1707 FRA0.001-0.2120-4.20 

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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