Individual Calculations July 2013
 Maffezzoni, Marco  Total change: -18.30  Rating chartPersonal card
 OP weekend di Giugno - B Milano ITA 2013-06-06
RcRownchangeKK*chgGame
 1647 1667 2.00 5 -0.61 30 -18.30 
  Bianchi, Angelo Massimo 1795 ITA1.0010.673020.10 
  Mercer Jr, Theodore 1711 USA0.001-0.4430-13.20 
  Biava, Pierluigi 1661 ITA0.001-0.5130-15.30 
  Colica, Daniele 1660 ITA0.001-0.5130-15.30 
  Casati, Ivan Mario 1408 ITA1.0010.18305.40 

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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