Individual Calculations July 2009
 Hughey, Micah  Total change: -3.75  Rating chartPersonal card
 Edmonton May Sectional Edmonton CAN 2009-05-02
RcRownchangeKK*chgGame
 2150 2056 0.50 2 -0.25 15 -3.75 
  Mackinnon, Keith 2145 CAN0.5010.12151.80 
  Haynes, Nicolas 2154 CAN0.001-0.3715-5.55 

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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