Individual Calculations October 2008
 Moustafa, Iraqi  Total change: -11.25  Rating chartPersonal card
 8ème Open Côte de Jade Pornic FRA 2008-08-01
RcRownchangeKK*chgGame
 1920 1624 0.00 3 -0.45 25 -11.25 
  Leprince, Jean-Louis 1930 FRA0.001-0.1425-3.50 
  Pourrahnama, Amir 1948 FRA0.001-0.1325-3.25 
  Le Goff, Ronan 1882 FRA0.001-0.1825-4.50 

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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