Individual Calculations November 2009
 Giacchetti, Luciano  Total change: -18.15  Rating chartPersonal card
 OP Libertas Val Vibrata Nereto ITA 2009-10-02
RcRownchangeKK*chgGame
 1961 1978 3.50 9 -1.21 15 -18.15 
  Viviani, Alessio 1886 ITA0.001-0.6315-9.45 
  Di Pietro, Gabriele 1844 ITA0.501-0.1815-2.70 
  Rastelli, Michele 2019 ITA1.0010.56158.40 
  Di Lascio, Savino 1959 ITA1.0010.47157.05 
  Marozzi, Giovanni 1981 ITA0.5010.00150.00 
  Giacchetti, Lorenzo 1818 ITA0.501-0.2115-3.15 
  Scipioni, Gaetano 2059 ITA0.001-0.3915-5.85 
  Giobbi, Costantino 1939 ITA0.001-0.5515-8.25 
  Voicu, Joan Paul 2143 ITA0.001-0.2815-4.20 

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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