Individual Calculations July 2011
 Koo, Oliver T  Total change: -31.20  Rating chartPersonal card
 20th Annual Chicago Open Wheeling, Illinois USA 2011-05-26
RcRownchangeKK*chgGame
 2092 2228 4.00 9 -2.08 15 -31.20 
  Arnold, Marc T m2432 USA0.001-0.2415-3.60 
  Hua, Margaret M 1973 USA0.501-0.3115-4.65 
  Auger, Michael W 1965 USA0.501-0.3215-4.80 
  Weiner, Zachary J 1997 USA0.501-0.2915-4.35 
  Ulrich, Thomas M 2098 USA1.0010.32154.80 
  Gurevich, Daniel 2098 USA0.001-0.6815-10.20 
  Bowersock, Michael 2061 USA0.501-0.2215-3.30 
  Velikanov, Alexander 2105 USA0.501-0.1715-2.55 
  Holroyd, Kenneth J 2103 USA0.501-0.1715-2.55 

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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