Blitz: Individual Calculations July 2013
 Urbina Quiroz, Edwin  Total change: 12.60  Rating chartPersonal card
 XIV Torneo Blitz Moravia CRC 2013-06-22
 2122 2101 2.50 4 0.63 20 12.60 
  Alvarado, Dizan Ernesto 1785 CRC1.0010.13202.60 
  Vaglio, Emanuel 2231 CRC0.5010.18203.60 
  Murillo Tsijli, Manuel 2077 CRC1.0010.47209.40 
  Alfaro Rojas, Alfonso f2394 CRC0.001-0.1520-3.00 

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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