Individual Calculations October 2008
 Root, Douglas D  Total change: -0.20  Rating chartPersonal card
 109th Annual US Open Dallas, Texas USA 2008-08-02
RcRownchangeKK*chgGame
 2230 2470 5.50 7 -0.02 10 -0.20 
  Hanken, Jerome B 2120 USA1.0010.11101.10 
  Haskel, Jeffrey 2120 USA0.501-0.3910-3.90 
  Toolin, Christopher 2187 USA1.0010.16101.60 
  Uesugi, Shinsaku 2227 JPN1.0010.20102.00 
  Mulyar, Michael A m2382 USA0.001-0.6210-6.20 
  Dean, Jim H f2243 USA1.0010.21102.10 
  Blanco, Alvaro m2332 MEX1.0010.31103.10 

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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