Individual Calculations July 2012
 Barrera, Pietro  Total change: -25.65  Rating chartPersonal card
 OP IX Primavera a Robecchetto Robecchetto con Induno ITA 2012-04-12
RcRownchangeKK*chgGame
 1710 1881 2.50 6 -1.71 15 -25.65 
  Madaschi, Sergio 1569 ITA1.0010.14152.10 
  Melino, Gianluca 1731 ITA0.501-0.2015-3.00 
  Testa, Loris 1887 ITA0.001-0.4915-7.35 
  Redamante, Marzio 1481  * ITA1.0010.08151.20 
  Novi`, Giuseppe 1810 ITA0.001-0.6015-9.00 
  Trenti, Alessandro 1780 ITA0.001-0.6415-9.60 
 * 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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