Individual Calculations April 2009
 Placido, Maria Armanda Codea Al  Total change: -0.15  Rating chartPersonal card
 Distrital de Veteranos de Lisboa Lisboa POR 2009-02-21
RcRownchangeKK*chgGame
 1751 1750 2.50 5 -0.01 15 -0.15 
  Loureiro, Ernesto Oscar Garcia 1590 POR1.0010.29154.35 
  Figueiredo, Renato Freire 1964 POR0.001-0.2315-3.45 
  Santos, Amadeu Solha 1655 POR1.0010.37155.55 
  Vasques, Jose Claudio De Sousa 1884 POR0.001-0.3215-4.80 
  Martins, Abilio Morgado 1663 POR0.501-0.1215-1.80 

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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