Individual Calculations April 2009
 Santos, Alexandre Vital  Total change: 5.00  Rating chartPersonal card
 GD Carris 2009 Lisboa POR 2009-02-09
RcRownchangeKK*chgGame
 1763 1791 3.50 6 0.20 25 5.00 
  Marques, Rui Filipe Pereira 2141 POR0.001-0.1125-2.75 
  Ribeiro, Vasco Domingos Veloso 1594 POR0.501-0.2525-6.25 
  Louro, Eugenio Diogo 1742 POR0.001-0.5725-14.25 
  Rodrigues, Luis Eugenio 1755 POR1.0010.452511.25 
  Santos, Jose Fernandes 1714 POR1.0010.39259.75 
  Fernandes, Jose Francisco Velhi 1630 POR1.0010.29257.25 

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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