Individual Calculations July 2008
 Petersson, Gosta  Total change: -28.00  Rating chartPersonal card
 Allskanskan 2007-08 Sweden SWE 2007-10-07
RcRownchangeKK*chgGame
 2113 2191 2.50 6 -1.12 25 -28.00 
  De Verdier, Michael 2121 SWE0.501-0.1025-2.50 
  Nilsson, Sebastian 2219 SWE0.5010.04251.00 
  Olsson, Tomas 2101 SWE0.501-0.1225-3.00 
  Penalver, Osmani 2190 SWE0.5010.00250.00 
  Bengtsson, Ola 2040 SWE0.501-0.2025-5.00 
  Nilsson, Patrik 2007 SWE0.001-0.7425-18.50 

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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