Individual Calculations May 2011
 Izuzquiza Gonzalez, Javier  Total change: -3.25  Rating chartPersonal card
 Jose De Diego Open 2011 Aguadilla PUR 2011-04-15
 2107 2004 1.00 3 -0.13 25 -3.25 
  Montalvo Rosario, Alejandro m2239 PUR0.001-0.2125-5.25 
  Sanchez Rodriguez, Wilmairi wc1856 PUR1.0010.30257.50 
  Vazquez Reyes, Raul c2227 PUR0.001-0.2225-5.50 

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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