Individual Calculations September 2009
 Nascimento, David Barbosa  Total change: 0.00  Rating chartPersonal card
 IRT Virada Esportiva Santista de Xadrez Santos/SP BRA 2009-06-26
RcRownchangeRpKK*chgGame
 1813 0 2.00 6 0.00 1688   0.00 
  Cunico, Giuliano Bernardo 1985 BRA0.5010.00 0.00 
  De Oliveira, Francemir Barra 1861 BRA0.5010.00 0.00 
  Branchini, Fernando Luis Sakamo 1838 BRA0.0010.00 0.00 
  Correa, Ariane Miranda 1771 BRA1.0010.00 0.00 
  Brito, Erick De Paula 1798 BRA0.0010.00 0.00 
  Da Silva Fo, Paulo Calixto 1624 BRA0.0010.00 0.00 

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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