Individual Calculations January 2014
 Mejia, Giusseped  Total change: -6.75  Rating chartPersonal card
 Campeonato Nacional por Categorias Fase 1, Superior 2013 San Salvador ESA 2013-09-07
RcRownchangeKK*chgGame
 2176 1959 0.00 2 -0.45 15 -6.75 
  Zepeda, Lorena wm2156 ESA0.001-0.2515-3.75 
  Arias, Daniel f2195 ESA0.001-0.2015-3.00 

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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