Individual Calculations July 2008
 Sousa, Marcelo Filipe Moreira  Total change: -10.50  Rating chartPersonal card
 Distrital de Aveiro de sub-20 Aveiro POR 2008-03-02
 1664 1603 0.00 1 -0.42 25 -10.50 
  Ribau, Nelson Manuel Salvador 1664 POR0.001-0.4225-10.50 

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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