Individual Calculations January 2015
 Duarte, Miguel A Marques  Total change: -8.80  Rating chartPersonal card
 GXA Jovens 2014 Lisboa POR 2014-12-17
RcRownchangeKK*chgGame
 1495 1277 0.00 1 -0.22 40 -8.80 
  Cordeiro, Joao Carlos Santos F 1495 POR0.001-0.2240-8.80 

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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