Individual Calculations August 2019
 Mapelle, Jacques  Total change: -5.80  Rating chartPersonal card
 FIDE 330 A de 1550 a 2199 du club 608 des 20 et 21 juiillet 2019 PARIS FRA 2019-07-20
RcRownchangeKK*chgGame
 1821 1715 1.50 5 -0.29 20 -5.80 
  Demais, Traian 1880 FRA0.001-0.2820-5.60 
  Ravail, Nathan 1769 FRA0.5010.08201.60 
  Dorval, Olivier 1851 FRA0.001-0.3220-6.40 
  Demange, Jean 1703 FRA1.0010.48209.60 
  Guedira, Aimen 1904 MAR0.001-0.2520-5.00 

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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