Individual Calculations May 2015
 Gonella, Graziano  Total change: 0.20  Rating chartPersonal card
 OP 10 Primavera Comasca Como ITA 2015-02-19
RcRownchangeKK*chgGame
 1555 1184 0.50 5 0.01 20 0.20 
  Rossi, Silio 1476 ITA0.001-0.1520-3.00 
  Salvade , Ettore 1565 ITA0.001-0.0920-1.80 
  Giaracuni, Claudio 1584  * ITA0.5010.42208.40 
  Corti, Filippo 1567 ITA0.001-0.0920-1.80 
  Moioli, Ferruccio 1584  * ITA0.001-0.0820-1.60 
 * 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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