Individual Calculations February 2013
 Gummesson, Ingvar  Total change: 0.90  Rating chartPersonal card
 Karlstad Open 2012 Karlstad SWE 2012-12-27
RcRownchangeKK*chgGame
 1986 1908 2.50 6 0.06 15 0.90 
  Logdahl, Harald f2247 SWE0.001-0.1215-1.80 
  Wasenius, Thomas 1593 NOR1.0010.14152.10 
  Hakanson, Josef 2031 SWE0.5010.17152.55 
  Lind, Jan-Olof 2219 SWE0.001-0.1415-2.10 
  Bjorkeroth, Johan 2013 SWE0.001-0.3615-5.40 
  Jorstal, Bo 1815 SWE1.0010.37155.55 

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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