Individual Calculations January 2011
 Chinnici, Giorgio  Total change: 8.85  Rating chartPersonal card
 OP Felice Bosi Milano ITA 2010-10-22
RcRownchangeKK*chgGame
 1953 1719 1.00 2 0.59 15 8.85 
  Ferretti, Alessandro 1969 ITA1.0010.811512.15 
  Olivieri, Alessandro 1937 ITA0.001-0.2215-3.30 

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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