Individual Calculations September 2010
 Taffi, Andrea  Total change: 6.45  Rating chartPersonal card
 FE 4 Castelli Romani e Prenestini - B Frascati ITA 2010-08-13
RcRownchangeKK*chgGame
 1773 1710 2.50 5 0.43 15 6.45 
  Pelyushenko, Anton 1845 ITA1.0010.681510.20 
  Urzi, Silvio 1786 ITA0.5010.10151.50 
  Giovanzanti, Francesco 1841 ITA0.001-0.3215-4.80 
  Di Giorgio, Daniele 1746 ITA0.001-0.4515-6.75 
  Verducci, Marco 1649 ITA1.0010.42156.30 

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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