Individual Calculations July 2010
 Colombani, Camillo  Total change: -9.75  Rating chartPersonal card
 OP Maggio Milano ITA 2010-05-06
RcRownchangeKK*chgGame
 1715 1489 0.00 3 -0.65 15 -9.75 
  Poletto, Daniele 1751 ITA0.001-0.1815-2.70 
  Petrone, Gianmario 1692 ITA0.001-0.2415-3.60 
  Crippa, Oscar 1701 ITA0.001-0.2315-3.45 

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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