Individual Calculations July 2009
 Alidosi, Marco  Total change: 6.60  Rating chartPersonal card
 OP Accademia serale Milano ITA 2009-04-16
RcRownchangeKK*chgGame
 1949 1784 1.00 2 0.44 15 6.60 
  Didoni, Renato 1991 ITA0.5010.27154.05 
  Mei, Gianluca 1907 ITA0.5010.17152.55 

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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