Individual Calculations January 2014
 Chang, Jeffrey E  Total change: 11.85  Rating chartPersonal card
 4th Annual Fairfax Open Fairfax, Virginia USA 2013-12-07
RcRownchangeKK*chgGame
 1958 2011 2.50 3 0.79 15 11.85 
  Nguyen, Tan f1840 USA1.0010.27154.05 
  Chrisney, Adam 1858 USA1.0010.30154.50 
  Barnakov, Yuri 2177 USA0.5010.22153.30 

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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