Individual Calculations September 2023
 Bellahcene, Omar  Total change: -8.80  Rating chartPersonal card
 Championnat de France 2023 - Open Senior Plus HUEZ FRA 2023-08-19
RcRownchangeKK*chgGame
 1676 1664 4.00 9 -0.44 20 -8.80 
  Vial, Patrick 2087 FRA0.001-0.0720-1.40 
  Gil, Jean-Jacques 1397 FRA0.001-0.8220-16.40 
  Bernard, Claude 1341 FRA1.0010.13202.60 
  Descamps, Jacky 1509 FRA1.0010.29205.80 
  Venner, Laurent 1891 FRA0.001-0.2120-4.20 
  Allel, Gerard 1454 FRA1.0010.23204.60 
  Roques, Pascal 1785 FRA0.5010.16203.20 
  Lavergne, Henri-Jean 1680 FRA0.5010.02200.40 
  Bureau, Frederic 1942 FRA0.001-0.1720-3.40 

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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