Individual Calculations November 2009
 Villegas, Juan Carlos  Total change: -26.55  Rating chartPersonal card
 XIX Grand Prix 7ma. Parada Loja ECU 2009-09-18
RcRownchangeKK*chgGame
 1900 2136 2.00 5 -1.77 15 -26.55 
  Munoz Sanchez, Miguel m2358 ECU0.001-0.2215-3.30 
  Azua Avila, Vicente 1852 ECU0.001-0.8415-12.60 
  Diaz Alarcon, Maria Fernan 1736  * ECU1.0010.08151.20 
  Pacheco, Jessenia 1795 ECU0.001-0.8815-13.20 
  Uquillas Trujillo, Gabriel 1758 ECU1.0010.09151.35 
 * 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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