Individual Calculations April 2009
 Correia, Paulo Nuno  Total change: 4.35  Rating chartPersonal card
 Distrital de Lisboa - preliminar do GXA - C2 Lisboa POR 2009-01-07
RcRownchangeKK*chgGame
 1749 1821 2.00 3 0.29 15 4.35 
  Sousa, Gabriel 1821 POR0.001-0.5015-7.50 
  Santos, Norberto Fernandes 1471 POR1.0010.11151.65 
  Curado, Manuel Joao Ferro 1955 POR1.0010.681510.20 

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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