Rapid: Individual Calculations July 2017
 Bonanni, Vincenzo  Total change: -17.40  Rating chartPersonal card
 OP A 6' RAPID CONTRADA SANTA CROCE NEPI ITA 2017-06-03
RcRownchangeKK*chgGame
 1867 1776 2.00 7 -0.87 20 -17.40 
  Gromovs, Sergejs f2176  * ITA0.001-0.0820-1.60 
  Vicoli, Giordano 1893 ITA0.001-0.3420-6.80 
  Ferri, Roberto 1555 ITA1.0010.22204.40 
  Quimi, Marco Antonio 2176  * PER0.001-0.0820-1.60 
  Cardinali, Egidio 1897 ITA0.001-0.3420-6.80 
  Mariani, Corrado 1622 ITA0.501-0.2120-4.20 
  Marini, Riccardo 1748 ITA0.501-0.0420-0.80 
 * 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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