Individual Calculations September 2009
 Ahrner, David  Total change: 0.00  Rating chartPersonal card
 Stockholm Open 2009 Stockholm SWE 2009-08-10
RcRownchangeRpKK*chgGame
 2101 0 2.00 5 0.00 2029   0.00 
  Hussain, Anton 1942 SWE0.5010.00 0.00 
  Sjodin, Bengt 2050 SWE1.0010.00 0.00 
  Gamback, Bjorn 2182 SWE0.5010.00 0.00 
  Owen Jansson, Anders 2069 SWE0.0010.00 0.00 
  Heinola, Vesa 2262 SWE0.0010.00 0.00 

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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