Individual Calculations December 2014
 Ardila Perez, Pedro Ferney  Total change: -29.20  Rating chartPersonal card
 Superate Intercolegiados Categoria B Masculinio Bogota COL 2014-10-25
RcRownchangeKK*chgGame
 1857 1649 0.00 3 -0.73 40 -29.20 
  Olarte Parra, Jhoan Sebastian 1978 COL0.001-0.1240-4.80 
  Chaux, Jesus David 1767 COL0.001-0.3440-13.60 
  Ricciulli Vargas, Roberth Elie 1826 COL0.001-0.2740-10.80 

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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