Individual Calculations April 2009
 Castano, Duvan Martin  Total change: -23.25  Rating chartPersonal card
 IRT Departamental Absoluto Yumbo COL 2009-03-05
RcRownchangeKK*chgGame
 2117 2288 2.00 5 -1.55 15 -23.25 
  Moran, Daniel Stiven 2055 COL1.0010.21153.15 
  Alvarez, Javier 2144 COL0.001-0.6915-10.35 
  Herrera, Juan Sebastian 2109 COL0.001-0.7315-10.95 
  Caicedo, Jaime Andres 1986 COL1.0010.15152.25 
  Ossa, Orlando 2292 COL0.001-0.4915-7.35 

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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