Individual Calculations September 2009
 De La Cruz Lopez, Daniel  Total change: 6.60  Rating chartPersonal card
 IV Obert Ateneu Colon Barcelona ESP 2009-04-21
RcRownchangeKK*chgGame
 1821 1818 2.00 3 0.44 15 6.60 
  Sanchez Criado, Lluis 2168 ESP0.001-0.1115-1.65 
  Tarrats Moros, Pol 1626 ESP1.0010.25153.75 
  Hinarejos Montano, Andres 1668 ESP1.0010.30154.50 

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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