Blitz: Individual Calculations March 2013
 Urbina Quiroz, Edwin  Total change: -11.60  Rating chartPersonal card
 Primer Torneo Blitz de Moravia 2013 Moravia CRC 2013-02-08
 2115 2123 3.00 7 -0.58 20 -11.60 
  Duran Vega, Sergio f2263 CRC0.001-0.3120-6.20 
  Esquivel, Jose Edmond 2081 CRC0.001-0.5620-11.20 
  Murillo Tsijli, Manuel 2141 CRC1.0010.532010.60 
  Gutierrez, Oscar 2024 NCA0.001-0.6420-12.80 
  Alvarado, Dizan Ernesto 1911 CRC1.0010.23204.60 
  Duran Vega, Andres 2058 CRC1.0010.41208.20 
  Arias Santana, Mauricio m2329 CRC0.001-0.2420-4.80 

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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