Individual Calculations October 2021
 Cattoir, Harry  Total change: -13.40  Rating chartPersonal card
 Open de Grasse 2021 - Tournoi A (-2200 elo) GRASSE FRA 2021-09-25
RcRownchangeKK*chgGame
 1632 1661 2.00 5 -0.67 20 -13.40 
  Mezzapesa, Juliette 1271 FRA1.0010.09201.80 
  Chabaud, Mathis 1980 FRA0.001-0.1320-2.60 
  Roman, Sylvian 1308 FRA1.0010.11202.20 
  Henneteau, Jeremy 2061  * FRA0.001-0.0820-1.60 
  Moeller, Joshua 1540 FRA0.001-0.6620-13.20 
 * 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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