Individual Calculations October 2008
 Lahlum, Ida  Total change: -0.45  Rating chartPersonal card
 Arctic Chess Challenge 2008 Tromsø NOR 2008-08-02
RcRownchangeKK*chgGame
 2073 1828 1.00 5 -0.03 15 -0.45 
  Prakken, Gerrit f2178 NED0.001-0.1115-1.65 
  Reynolds, D Ian W 2105 ENG0.001-0.1715-2.55 
  Hagen, Anders Gjerdum 2084 NOR0.001-0.1915-2.85 
  Edvardsen, Ragnar 2076 NOR0.5010.31154.65 
  Loberg, Jo Kristian 1924 NOR0.5010.13151.95 

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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