Individual Calculations July 2009
 Zhang, Alarcon Juan  Total change: 0.00  Rating chartPersonal card
 Costa Rican National Championship Phase 1.2 Moravia CRC 2009-06-05
RcRownchangeRpKK*chgGame
 1946 0 2.00 8 0.00 1753   0.00 
  Campos, Roberto 2108 CRC0.5010.00 0.00 
  Angulo Cubero, Oscar 2007 CRC0.0010.00 0.00 
  Brenes, Juan Carlos 1993 CRC0.0010.00 0.00 
  Marin, Bryan 1746 CRC0.5010.00 0.00 
  Alvarez Hernandez, David 1962 CRC0.0010.00 0.00 
  Sotela, Felipe 1854 CRC0.0010.00 0.00 
  Redondo Vargas, Diego 1872 CRC1.0010.00 0.00 
  Campos Cerdas, Jorge 2027 CRC0.0010.00 0.00 

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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