Blitz: Individual Calculations April 2013
 Urbina Quiroz, Edwin  Total change: 24.20  Rating chartPersonal card
 Quinto Blitz de Moravia Moravia CRC 2013-03-08
 2134 2111 5.00 8 1.21 20 24.20 
  Martinez, Huberth 1900 CRC1.0010.23204.60 
  Urbina, Ricardo m2284 HON0.001-0.2720-5.40 
  Vives, David 2074 CRC1.0010.45209.00 
  Chinchilla, Eugenio f2199 CRC1.0010.622012.40 
  Sanchez, Jorge f2127 PAN0.5010.02200.40 
  Zumbado Gutierrez, Marco A. 2064 CRC0.001-0.5720-11.40 
  Vaglio, Emanuel 2035 CRC1.0010.40208.00 
  Arias, Lemmys A. m2389 ESA0.5010.33206.60 

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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