Individual Calculations July 2009
 Harding, Andre E  Total change: 18.25  Rating chartPersonal card
 2009 New York May Open New York, New York USA 2009-05-23
RcRownchangeKK*chgGame
 2122 1970 2.00 4 0.73 25 18.25 
  Treger, Yefim 2185 USA1.0010.772519.25 
  Salakhutdinov, Ildar 2291 RUS0.001-0.1325-3.25 
  Ostrovskiy, Aleksandr c2061 USA0.001-0.3825-9.50 
  Paciulli, Frank R 1950 USA1.0010.472511.75 

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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