Individual Calculations January 2013
 Pitrelli, Antonio  Total change: 9.30  Rating chartPersonal card
 OP 4 Santa Cecilia Rocca Priora ITA 2012-11-22
 2074 1965 2.50 5 0.62 15 9.30 
  Napoli, Nicolo` f2316 ITA0.5010.39155.85 
  Cafaro, Luca 1929 ITA1.0010.45156.75 
  Gromovs, Sergejs f2215 ITA0.001-0.1915-2.85 
  Sindoni, Antonio 1902 ITA1.0010.41156.15 
  Carnicelli, Valerio 2008 ITA0.001-0.4415-6.60 

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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