Individual Calculations July 2009
 Zucchi, Oreste  Total change: -10.25  Rating chartPersonal card
 CR Lombardia Lissone ITA 2009-05-23
RcRownchangeKK*chgGame
 1874 1719 0.50 3 -0.41 25 -10.25 
  Rota, Simone 1997 ITA0.001-0.1725-4.25 
  Carbone, Lorenzo 1833 ITA0.5010.16254.00 
  Cervini, Gian Piero 1792 ITA0.001-0.4025-10.00 

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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