Individual Calculations July 2012
 Pitrelli, Antonio  Total change: -10.80  Rating chartPersonal card
 Op del Re Rocca Priora ITA 2012-05-25
RcRownchangeKK*chgGame
 1829 1976 2.00 4 -0.72 15 -10.80 
  Epitome, Nando 1659 ITA1.0010.13151.95 
  Di Benedetto, Edoardo 1911 ITA0.501-0.0915-1.35 
  Carnicelli, Valerio 1990 ITA0.5010.02150.30 
  Polyanszky-Tamasi, Zoltan 1756 HUN0.001-0.7815-11.70 

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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