Rapid: Individual Calculations April 2020
 Petitjean, Alain  Total change: 10.20  Rating chartPersonal card
 Deleuze 2019-2020 Frontignan FRONTIGNAN FRA 2020-02-29
RcRownchangeKK*chgGame
 1567 1107 1.00 3 0.51 20 10.20 
  Guennoun, Anthony 1842 FRA0.001-0.0120-0.20 
  Duval, Dominique 1139 FRA1.0010.542010.80 
  Fossella, Manuel 1719 FRA0.001-0.0220-0.40 

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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