Individual Calculations November 2009
 Farrell, John F  Total change: -25.75  Rating chartPersonal card
 73rd Annual Virginia Closed State Championship Glen Allen, Virginia USA 2009-09-05
RcRownchangeKK*chgGame
 2072 2082 0.50 3 -1.03 25 -25.75 
  Samuelson, Andrew 2173 USA0.001-0.3825-9.50 
  Greanias, Steven D 2161 USA0.001-0.3925-9.75 
  Carroll, William 1883 USA0.501-0.2625-6.50 

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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