Individual Calculations May 2012
 Zannoni, Gianni  Total change: -5.40  Rating chartPersonal card
 CP Biella-Vercelli Vallemosso ITA 2012-03-02
RcRownchangeKK*chgGame
 1844 1818 1.50 4 -0.36 15 -5.40 
  Rocchi, Enrico 1919 ITA0.5010.14152.10 
  Migliorini, Matteo 1970 ITA0.001-0.3015-4.50 
  Isoardi, Luigi 1808 ITA0.001-0.5115-7.65 
  Lavino, Stefano 1677 ITA1.0010.31154.65 

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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