Individual Calculations April 2008
 Ciotoli, Patrizio  Total change: 7.05  Rating chartPersonal card
 OP Bar del Fico Roma ITA 2008-02-28
RcRownchangeKK*chgGame
 1946 2153 2.00 2 0.47 15 7.05 
  Medori, Marco 1933 ITA1.0010.22153.30 
  Ferraro, Pietro 1959 ITA1.0010.25153.75 

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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