Individual Calculations October 2008
 Formanek, Edward W  Total change: -5.40  Rating chartPersonal card
 36th Annual World Open (U2400 Section) Philadelphia, Pennsylvania USA 2008-06-30
RcRownchangeKK*chgGame
 2211 2264 4.00 8 -0.54 10 -5.40 
  Owen, Steven A 2076 USA0.501-0.2410-2.40 
  Pereira, Silvio C 2291 BRA1.0010.54105.40 
  Andrews, Todd D f2311 USA0.001-0.4310-4.30 
  Collier, Philip M 2098 USA1.0010.28102.80 
  Kaufman, Raymond S f2359 USA0.001-0.3710-3.70 
  Weeramantry, Sunil f2224 SRI0.501-0.0610-0.60 
  Terrie, Henry L 2086 USA0.501-0.2310-2.30 
  Aravena Sloan, Peter J 2240 USA0.501-0.0310-0.30 

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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