Individual Calculations July 2008
 Durao, Joaquim  Total change: -2.40  Rating chartPersonal card
 Campeonato Nacional de Veteranos 2007/2008 Figueira da Foz POR 2008-03-16
 1924 2152 4.50 6 -0.16 15 -2.40 
  Vasques, Jose Mesquita 1879 POR1.0010.17152.55 
  Azevedo, Luis Augusto Oscar 1904 POR0.001-0.8115-12.15 
  Lopes, Jose Manuel Cidreiro 1830 POR1.0010.13151.95 
  Santos, Julio 2091 POR0.501-0.0815-1.20 
  Mendes, Alberto Correa 1858 POR1.0010.15152.25 
  Bray, Jose Manuel 1984 POR1.0010.28154.20 

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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