Individual Calculations September 2009
 Beltran, Carlos Armando  Total change: -14.25  Rating chartPersonal card
 IRT GP Feria de las Flores ELITE Medellin COL 2009-08-05
RcRownchangeKK*chgGame
 2119 2256 4.50 8 -0.95 15 -14.25 
  Salazar, Aura Cristina wf2049 COL0.001-0.7715-11.55 
  Castrillon Gomez, Melissa 2031 COL1.0010.22153.30 
  Herrera, Milena wf2118 COL0.501-0.1915-2.85 
  Montoya Diaz, Cesar Augusto 2097 COL1.0010.29154.35 
  Ruiz C, Joshua D c2138 COL1.0010.34155.10 
  Apontecastillo, Ernesto 2160 COL0.501-0.1315-1.95 
  Ramirez, Benjamin Dario 2153 COL0.501-0.1415-2.10 
  Sanchez Maya, Simon 2203 COL0.001-0.5715-8.55 

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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