Rapid: Individual Calculations December 2014
 Ardila Perez, Pedro Ferney  Total change: -6.00  Rating chartPersonal card
 Superate Intercolegiados Ajedrez ACTIVO Categoria B Masculino Bogota COL 2014-10-27
RcRownchangeKK*chgGame
 1839 1649 0.50 3 -0.30 20 -6.00 
  Gonzalez, Andres Felipe 1964 COL0.001-0.1420-2.80 
  Gomez Guardo, Cristian 1807 COL0.001-0.2920-5.80 
  Walteros, Juan Diego 1745 COL0.5010.13202.60 

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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