Individual Calculations July 2012
 Mattson, Dane M  Total change: -1.95  Rating chartPersonal card
 21st Annual Chicago Open - U2300 Section Wheeling, Illinois USA 2012-05-25
RcRownchangeKK*chgGame
 2077 2094 3.00 6 -0.13 15 -1.95 
  Wasiluk, Kevin 2237 USA0.001-0.3115-4.65 
  Hyatt, Doug 2048 USA1.0010.44156.60 
  Velikanov, Alexander 2157 USA0.5010.09151.35 
  Hua, Margaret M 1957 USA0.501-0.1815-2.70 
  Robledo Jr, Mark 1944 USA1.0010.30154.50 
  Keating, Robert F 2119 USA0.001-0.4715-7.05 

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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