Individual Calculations April 2009
 Vezzani, Stefano  Total change: 1.20  Rating chartPersonal card
 OP Correggio Correggio ITA 2009-01-02
RcRownchangeKK*chgGame
 2187 2175 3.50 7 0.08 15 1.20 
  Efimov, Igor g2439 MNC0.001-0.1815-2.70 
  De Nardi, Riccardo 2041 ITA0.501-0.1815-2.70 
  Chierici, Marianna wf2006 ITA1.0010.28154.20 
  Bonafede, Alessandro f2308 ITA0.001-0.3215-4.80 
  Capitelli, Paolo 2121 ITA1.0010.42156.30 
  Buriani, Andrea 2155 ITA0.501-0.0315-0.45 
  Xia, Jie 2239 ITA0.5010.09151.35 

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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