Individual Calculations March 2010
 Boni, Gianni  Total change: 19.50  Rating chartPersonal card
 OP 3. Trofeo Giovanni Pico Mirandola ITA 2010-01-15
RcRownchangeKK*chgGame
 2113 1830 2.00 4 1.30 15 19.50 
  Guaragno, Michele 1978 ITA1.0010.701510.50 
  Calavalle, Giulio 2230  * ITA0.001-0.0815-1.20 
  Paoli, Walter 2063 ITA1.0010.791511.85 
  Sciortino, Massimo f2181 ITA0.001-0.1115-1.65 
 * Rating difference of more than 400. Please read more at FIDE Handbook

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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