Individual Calculations January 2009
 Vitobello, Pasquale  Total change: -18.50  Rating chartPersonal card
 OP VI Disfida di Barletta Barletta ITA 2008-09-20
RcRownchangeKK*chgGame
 1935 2024 0.50 2 -0.74 25 -18.50 
  Capuano, Francesca 1911 ITA0.001-0.6525-16.25 
  Di Lascio, Savino 1958 ITA0.501-0.0925-2.25 

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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