Individual Calculations May 2012
 Giannatos, Peter L  Total change: 6.60  Rating chartPersonal card
 44th Annual Virginia Open Sterling, Virginia USA 2012-03-02
RcRownchangeKK*chgGame
 2195 2084 1.50 3 0.44 15 6.60 
  Rajasekaran, Vikas 2065 USA1.0010.47157.05 
  Defibaugh, Jared 2266 USA0.5010.24153.60 
  Shibut, Macon A f2255 USA0.001-0.2715-4.05 

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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