Individual Calculations March 2010
 Wesslen, Ulf  Total change: -13.95  Rating chartPersonal card
 Karlstad Open 2009 Karlstad SWE 2009-12-27
RcRownchangeKK*chgGame
 2080 2064 1.00 4 -0.93 15 -13.95 
  Karlsson, Jorgen 2144 SWE0.001-0.3915-5.85 
  Andersson, Bjorn f2302 SWE0.001-0.2015-3.00 
  Magnussen, Pal 1947 SWE1.0010.34155.10 
  Liden, Tommy 1928 SWE0.001-0.6815-10.20 

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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