Individual Calculations July 2009
 Roura Pech, Willebaldo Del  Total change: 12.15  Rating chartPersonal card
 MERCENARIOS 155 MEXICO, DF MEX 2009-02-24
RcRownchangeKK*chgGame
 2039 1974 4.50 9 0.81 15 12.15 
  De La Torre, Javier 2026 MEX1.0010.57158.55 
  Diaz Lombardo, Isidro f2034 MEX0.5010.08151.20 
  Recillas Camacho, Miguel A 2001 MEX1.0010.54158.10 
  Rose, Felix 2042 MEX0.001-0.4115-6.15 
  Martinez Sasso, Alvaro Ant 2048 MEX0.001-0.4015-6.00 
  Esquivel Revilla, Efrain 2097 MEX0.001-0.3315-4.95 
  Villanueva Garciacano, Man 2002 MEX1.0010.54158.10 
  Padilla Liceaga, Jorge 2088 MEX1.0010.66159.90 
  Castillo Castelan, Miguel 2016 MEX0.001-0.4415-6.60 

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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