Individual Calculations July 2009
 La Venia, Stefano  Total change: -17.25  Rating chartPersonal card
 CP Mantova Marmirolo ITA 2009-02-20
RcRownchangeKK*chgGame
 1915 2101 1.50 3 -0.69 25 -17.25 
  Foroni, Francesco 1876 ITA0.501-0.2825-7.00 
  Pietralunga, Nicola 2060 ITA0.001-0.5625-14.00 
  Tamassia, Gabriele 1809 ITA1.0010.15253.75 

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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