Individual Calculations January 2015
 Campos Cerdas, Jorge  Total change: -4.60  Rating chartPersonal card
 II Abierto de Escazu 2014 Escazu CRC 2014-11-22
RcRownchangeKK*chgGame
 2120 1914 1.00 3 0.25 20 5.00 
  Cabrera Chaves, Marco Antonio 2128 CRC0.001-0.2320-4.60 
  Gomez Huertas, Stanley 1993 CRC1.0010.612012.20 
  Jimenez Garcia, Emmanuel f2239 CRC0.001-0.1320-2.60 

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)
 
 Abierto Metropolitano 2014 San Jose CRC 2014-12-13
RcRownchangeKK*chgGame
 1824 1914 2.00 4 -0.48 20 -9.60 
  Rivera Gonzalez, Jose Alexis 1701 CRC1.0010.23204.60 
  Chinchilla Miranda, Eugenio f2170 CRC0.001-0.1920-3.80 
  Soto Garita, Santiago 1688 CRC0.501-0.2920-5.80 
  Morera Campos, Yanori Maria 1735 CRC0.501-0.2320-4.60 

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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