Individual Calculations May 2012
 Vigdal, Per Kr  Total change: -11.40  Rating chartPersonal card
 Norwegian Eastern league 1. div. 2011-2012 Various NOR 2011-11-05
RcRownchangeKK*chgGame
 1975 2037 2.50 5 -0.38 30 -11.40 
  Sorgjerd, Jan 2144 NOR0.001-0.3530-10.50 
  Jenssen, Ove 1919 NOR1.0010.343010.20 
  Guddahl, Viggo 2060 NOR0.5010.03300.90 
  Undheim, Bjarne 1763 NOR1.0010.17305.10 
  Grebstad, Kjell Borre 1987 NOR0.001-0.5730-17.10 

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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