Individual Calculations July 2009
 Graziani, Roberto  Total change: -7.25  Rating chartPersonal card
 OP 3 Capo d'Orso Porto Mannu ITA 2009-05-16
RcRownchangeKK*chgGame
 1898 1766 2.00 7 -0.29 25 -7.25 
  Sala, Sergio 1932 ITA1.0010.722518.00 
  Fragni, Enrico 1751 ITA0.001-0.5225-13.00 
  Sorbelli, Massimo 1919 ITA1.0010.702517.50 
  Forno, Roberto 1944 ITA0.001-0.2725-6.75 
  Caglio, Luigi 1961 ITA0.001-0.2525-6.25 
  Ferrario, Enrico 1901 ITA0.001-0.3225-8.00 
  De Cristofano, Fabrizio 1879 ITA0.001-0.3525-8.75 

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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