Individual Calculations April 2009
 Hough, Randall D  Total change: -9.75  Rating chartPersonal card
 26th Annual U.S Amateur Team West Woodland Hills, CA USA 2009-02-14
RcRownchangeKK*chgGame
 2095 2000 0.50 3 -0.65 15 -9.75 
  Iwamoto, Takashi f2245 USA0.001-0.2015-3.00 
  Tanaka, Christian 2180 USA0.001-0.2615-3.90 
  Gunawan, Cheston 1861 USA0.501-0.1915-2.85 

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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