Individual Calculations December 2021
 Yakovleff, Michel  Total change: -3.00  Rating chartPersonal card
 16e Open d'Echecs Villeneuve sur Lot (-2200) VILLENEUVE SUR LOT FRA 2021-11-06
RcRownchangeKK*chgGame
 1624 1433 1.00 4 -0.15 20 -3.00 
  Garrigue, Julian 1833  * FRA0.001-0.0820-1.60 
  Rodriguez, Augustin 1716 FRA0.001-0.1620-3.20 
  Rodriguez, Antoine 1326 FRA1.0010.35207.00 
  Ilies, Emanuel-Alexandru 1619 FRA0.001-0.2620-5.20 
 * 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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