Blitz: Individual Calculations March 2014
 Urbina Quiroz, Edwin  Total change: -24.40  Rating chartPersonal card
 Primer Torneo Blitz 2014 Cartago CRC 2014-01-03
 1986 2142 3.50 7 -1.22 20 -24.40 
  Chaves Sanchez, Gabriel A 1937 CRC1.0010.24204.80 
  Duran Vega, Sergio f2216 CRC0.001-0.4020-8.00 
  Fernandez Sanchez, Mario Andres 2102 CRC0.001-0.5620-11.20 
  Murillo Tsijli, Alexis m2190 CRC0.001-0.4320-8.60 
  Ramirez Quesada, Franklin 1750 CRC1.0010.08201.60 
  Valverde Vargas, Allan 1743 CRC0.501-0.4220-8.40 
  Aguilar Pina, Luis Gerardo 1967 CRC1.0010.27205.40 

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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