Individual Calculations April 2008
 Botelho, Adelino  Total change: 0.45  Rating chartPersonal card
 Distrital do Porto 2007/2008 Preliminar F Porto POR 2008-01-25
RcRownchangeKK*chgGame
 1809 1708 1.50 4 0.03 15 0.45 
  Margarido, Ricardo 1894 POR0.001-0.2615-3.90 
  Pintor, Manuel 1729 POR1.0010.53157.95 
  Morais, Paulo 1873 POR0.001-0.2815-4.20 
  Machado, Julio 1740 POR0.5010.04150.60 

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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