Individual Calculations April 2008
 Valera Ruiz, Alexis  Total change: 0.00  Rating chartPersonal card
 XIX Open Internacional Villa de Roquetas Almeria ESP 2008-01-02
RcRownchangeRpKK*chgGame
 1908 0 0.50 3 0.00 1635   0.00 
  Barranco Cara, Francisco Javier 1980 ESP0.0010.00 0.00 
  Llacuna Roca, Josep 1817 ESP0.0010.00 0.00 
  Diaz Luque, Francisco 1926 ESP0.5010.00 0.00 

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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