Individual Calculations July 2010
 Ibba, Isacco  Total change: 1.80  Rating chartPersonal card
 CR Sardegna Sardara ITA 2010-04-17
RcRownchangeKK*chgGame
 1970 2204 5.50 7 0.12 15 1.80 
  Maldarelli, Lorenzo 1804  * ITA1.0010.08151.20 
  Deruda, Leonardo 1876 ITA1.0010.13151.95 
  Caglio, Luigi 2007 ITA0.001-0.7515-11.25 
  Murtas, Gianvito 1804  * ITA1.0010.08151.20 
  Neri, Enzo 2059 ITA1.0010.31154.65 
  Locci, Damiano 2130 ITA0.501-0.1015-1.50 
  Puzzoni, Christian 2112 ITA1.0010.37155.55 
 * 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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