Individual Calculations September 2011
 Ibarrola Arino, Jose Ignacio  Total change: -7.50  Rating chartPersonal card
 XXIV Open de la Sal San Fernando (Cadiz) ESP 2011-07-16
RcRownchangeKK*chgGame
 1941 1823 1.00 4 -0.50 15 -7.50 
  Garrido Dominguez, Jesus m2223  * ESP0.001-0.0815-1.20 
  Leal Valdes, Francisco Jose 1690 ESP0.501-0.1815-2.70 
  Herrera Mellado, Luis 2051 ESP0.001-0.2115-3.15 
  Gonzalez Blazquez, Juan Manuel 1798 ESP0.501-0.0315-0.45 
 * Rating difference of more than 400. Please read more at FIDE Handbook

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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