Individual Calculations July 2012
 Chaves Villalobos, David  Total change: 50.55  Rating chartPersonal card
 Torneo Clasificatorio Primera Division 2012 San Jose CRC 2012-05-19
RcRownchangeKK*chgGame
 2068 1938 6.00 8 3.37 15 50.55 
  Vaglio, Emanuel 2042 CRC1.0010.64159.60 
  Peraza, Rafael 2062 CRC1.0010.671510.05 
  Jimenez Garcia, Emanuel 2016 CRC0.001-0.3915-5.85 
  Carvajal Gorgona, Jonathan 2168 CRC0.5010.29154.35 
  Esquivel, Jose Edmond 2012 CRC0.5010.10151.50 
  Alvarez Hernandez, David 2088 CRC1.0010.701510.50 
  Solis L, Efren A. 2011 CRC1.0010.60159.00 
  Cabrera Chaves, Marco Antonio 2141 CRC1.0010.761511.40 

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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