Individual Calculations April 2009
 Giudici, Alberto  Total change: 8.70  Rating chartPersonal card
 CP Alessandria Alessandria ITA 2009-01-16
RcRownchangeKK*chgGame
 2010 1990 2.00 3 0.58 15 8.70 
  Porzio, Massimo 1869 ITA0.001-0.6615-9.90 
  Lucchese, Paolo 1997 ITA1.0010.51157.65 
  Ongarelli, Marco 2163 ITA1.0010.731510.95 

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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