Individual Calculations September 2010
 Orazi, Carlo  Total change: -39.00  Rating chartPersonal card
 FE 4 Castelli Romani e Prenestini - B Frascati ITA 2010-08-13
RcRownchangeKK*chgGame
 1699 1838 0.50 3 -1.56 25 -39.00 
  Colantonio, Marco 1683 ITA0.501-0.2125-5.25 
  Casavecchia, Alberto 1737 ITA0.001-0.6425-16.00 
  Di Paolantonio, Leonardo 1678 ITA0.001-0.7125-17.75 

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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