Blitz: Individual Calculations February 2014
 Urbina Quiroz, Edwin  Total change: 40.80  Rating chartPersonal card
 Ultimo Torneo Blitz 2013 Cartago CRC 2013-12-30
 1997 2142 6.00 6 2.04 20 40.80 
  Valverde Vargas, Allan 1743 CRC1.0010.08201.60 
  Chaves Sanchez, Gabriel A 1937 CRC1.0010.24204.80 
  Murillo Tsijli, Manuel 2069 CRC1.0010.40208.00 
  Maynard Salazar, Francis 2225 CRC1.0010.612012.20 
  Duran Vega, Sergio f2216 CRC1.0010.602012.00 
  Alvarado, Dizan Ernesto 1792 CRC1.0010.11202.20 

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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