Individual Calculations September 2010
 Aprile, Martino  Total change: 7.05  Rating chartPersonal card
 CIG under 16 Terrasini ITA 2010-07-03
RcRownchangeKK*chgGame
 1971 1851 2.50 6 0.47 15 7.05 
  Salvioli, Alessandro 1969 ITA0.5010.16152.40 
  Nicolodi, Raoul 1949 ITA0.001-0.3715-5.55 
  Sorbera, Giovanni 2010 ITA1.0010.711510.65 
  Innocenti, Giovanni 1944 ITA0.001-0.3715-5.55 
  Rossi, Davide Jr 1938 ITA1.0010.62159.30 
  Melone, Antonio 2014 ITA0.001-0.2815-4.20 

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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