Individual Calculations January 2009
 Granados, Carlos  Total change: -6.45  Rating chartPersonal card
 Metropolitano 2008 San Jose CRC 2008-12-06
RcRownchangeKK*chgGame
 2014 2156 3.00 5 -0.43 15 -6.45 
  Needham, Bryan 2022 CRC1.0010.32154.80 
  Brenes, Juan Carlos 1953 CRC0.001-0.7615-11.40 
  Alvarez Hernandez, David 1939 CRC1.0010.22153.30 
  Hernandez Coto, Carlos 2022 CRC0.501-0.1815-2.70 
  Ugalde, Ronald 2134 CRC0.501-0.0315-0.45 

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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