Individual Calculations April 2020
 Bellahcene, Omar  Total change: -43.40  Rating chartPersonal card
 27e Open International de Selestat - Open A (plus de 1700) SELESTAT FRA 2020-02-27
RcRownchangeKK*chgGame
 1841 1737 0.00 6 -2.17 20 -43.40 
  Ohnmacht, Simon 1983 GER0.001-0.1920-3.80 
  Kajganic, Fabien 1908 FRA0.001-0.2720-5.40 
  Brandel, Leo 1867 FRA0.001-0.3220-6.40 
  Eichmann, Yannick 1814 FRA0.001-0.3920-7.80 
  Marcellier, Lucie 1729 FRA0.001-0.5120-10.20 
  Iino Jubin, Enzo 1746 FRA0.001-0.4920-9.80 

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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