Individual Calculations May 2010
 Zermiche, Cherif  Total change: -6.45  Rating chartPersonal card
 24e Open International "Pierre et Vacances" - B Cannes FRA 2010-02-27
RcRownchangeKK*chgGame
 1870 2058 5.50 8 -0.43 15 -6.45 
  Caorlin, Marco 1887 SUI0.001-0.7315-10.95 
  Pruvot, Louis 1881 FRA0.001-0.7315-10.95 
  Guillot, Alain 1775 FRA1.0010.16152.40 
  Gilbert, Colin 1864 WLS1.0010.25153.75 
  Labarthe, Arnaud 1869 FRA1.0010.25153.75 
  Huin, Eric 1930 FRA0.501-0.1715-2.55 
  Massuger, Lionel 1843 FRA1.0010.23153.45 
  Mdallah, Afif 1914 TUN1.0010.31154.65 

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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