Individual Calculations September 2010
 Lange, Bryan A  Total change: -5.85  Rating chartPersonal card
 Chess.MN 2nd FIDE Open Rating Tournament Minneapolis, Minnesota USA 2010-07-17
RcRownchangeKK*chgGame
 2039 2136 1.50 3 -0.39 15 -5.85 
  Leighton, Johnny 2001 USA1.0010.32154.80 
  Dahl, Matthew D 2105 USA0.001-0.5415-8.10 
  Amarasinghe, Prashantha N 2012 SRI0.501-0.1715-2.55 

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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