Individual Calculations February 2019
 Petrossian, Vardouhi  Total change: 2.40  Rating chartPersonal card
 XIIe Tournoi d'Echecs des 5 samedis (-2200) r1-2 LE PERREUX SUR MARNE FRA 2018-11-17
RcRownchangeKK*chgGame
 1337 1255 1.00 2 0.12 20 2.40 
  Brehaut, Carl 1655  * FRA0.001-0.0820-1.60 
  Malato Da Palma, Tomas 1018 FRA1.0010.20204.00 
 * Rating difference of more than 400. Please read more at FIDE Handbook

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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