Individual Calculations January 2011
 Boffi, Luigi  Total change: 26.25  Rating chartPersonal card
 OP Coppa d'oro Villa Guardia ITA 2010-10-30
RcRownchangeKK*chgGame
 1706 1601 2.50 4 1.05 25 26.25 
  Napolitano, Matteo 1697 ITA0.5010.13253.25 
  Nipote, Mario 1603 ITA1.0010.502512.50 
  Guglielmetti, Oscar 1779 ITA0.5010.23255.75 
  Napoli, Ferdinando 1745 ITA0.5010.19254.75 

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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