Individual Calculations May 2011
 Rosado Anazagasti, Rafael  Total change: -13.25  Rating chartPersonal card
 Jose De Diego Open 2011 Aguadilla PUR 2011-04-15
 2043 2050 1.50 4 -0.53 25 -13.25 
  Sanchez Rodriguez, Wilmairi wc1856 PUR1.0010.25256.25 
  Ayala Sanchez, Abnel 2007 PUR0.501-0.0625-1.50 
  Montalvo Rosario, Alejandro m2239 PUR0.001-0.2525-6.25 
  Morales Gonzalez, Marcos 2069 PUR0.001-0.4725-11.75 

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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