Individual Calculations October 2008
 Guerrero, Juan Carlos  Total change: -14.10  Rating chartPersonal card
 IRT Open Feria de las Flores Medellin COL 2008-08-06
RcRownchangeKK*chgGame
 2071 2212 4.50 8 -0.94 15 -14.10 
  Fonseca, Carlos Arturo 1999 COL0.001-0.7715-11.55 
  Castrillon Gomez, Melissa 1989 COL0.501-0.2815-4.20 
  Guerrero, Hernando 2044 COL1.0010.28154.20 
  Cardona, Juan Camilo 1988 COL1.0010.22153.30 
  Castro, Natalia Patricia 2007 COL1.0010.24153.60 
  Posada, Juan Manuel f2081 COL1.0010.32154.80 
  Echavarria, Johann f2367 COL0.001-0.2915-4.35 
  Castaneda, Jhon David 2096 COL0.001-0.6615-9.90 

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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