Individual Calculations July 2009
 Pitre, H G  Total change: -9.75  Rating chartPersonal card
 3rd Annual Grand Pacific Open Victoria CAN 2009-04-10
RcRownchangeKK*chgGame
 2249 2004 0.00 2 -0.39 25 -9.75 
  Gansvind, Valeria wf2231 EST0.001-0.2125-5.25 
  Lee Jr, Vicente m2267 CAN0.001-0.1825-4.50 

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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