Individual Calculations April 2009
 Andrade, Leonardo  Total change: 6.30  Rating chartPersonal card
 Campeonato Distrital de Lisboa da Divisão de Honra - Época 2008/2009 Lisboa POR 2008-12-05
 2009 2254 2.00 2 0.42 15 6.30 
  Cruz, Paulo 2113 POR1.0010.31154.65 
  Martins, Abilio Morgado 1904 POR1.0010.11151.65 

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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