Individual Calculations April 2009
 Forsa, Elise  Total change: -18.50  Rating chartPersonal card
 Norwegian Chamionship for girls Frosta NOR 2009-02-06
RcRownchangeKK*chgGame
 1832 1746 0.50 3 -0.74 25 -18.50 
  Helgadottir, Sigridur Bjorg 1645 ISL0.001-0.6425-16.00 
  Farevaag, Evy 1761 NOR0.5010.02250.50 
  Tjolsen, Katrine wf2090 NOR0.001-0.1225-3.00 

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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