Individual Calculations September 2009
 Yermolinsky, Alex  Total change: 0.80  Rating chartPersonal card
 110th Annual US Open Indianapolis, Indiana USA 2009-08-01
RcRownchangeKK*chgGame
 2267 2527 6.50 8 0.08 10 0.80 
  Hall, Bill 2127  * USA1.0010.08100.80 
  Kelley, Dereque D 2150 USA1.0010.09100.90 
  Yanayt, Eugene f2180 USA0.501-0.3910-3.90 
  Adams, Nicholas 2211 USA1.0010.13101.30 
  Mulyar, Michael A m2390 USA1.0010.32103.20 
  Hilton, Jonathan L 2272 USA0.501-0.3110-3.10 
  Burnett, Ronald m2368 USA0.501-0.2110-2.10 
  Bercys, Salvijus m2434 USA1.0010.37103.70 
 * Rating difference of more than 400. Please read more at FIDE Handbook

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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