Individual Calculations April 2008
 Johannsdottir, Johanna Bjorg  Total change: 48.90  Rating chartPersonal card
 Reykavik Championship 2008 Reykjavik ISL 2008-01-08
RcRownchangeKK*chgGame
 1910 1617 3.50 8 2.24 15 33.60 
  Vigfusson, Vigfus 1967 ISL0.001-0.1115-1.65 
  Fridthjofsdottir, Sigurl Regin 1829 ISL0.001-0.2315-3.45 
  Magnusson, Olafur 1967 ISL1.0010.891513.35 
  Kristinsson, Bjarni Jens 1822 ISL0.001-0.2415-3.60 
  Petursson, Matthias 1902 ISL1.0010.841512.60 
  Sigurjonsson, Siguringi 1912 ISL0.5010.35155.25 
  Brynjarsson, Helgi 1914 ISL1.0010.851512.75 
  Ragnarsson, Johann 1967 ISL0.001-0.1115-1.65 

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)
 
 Hellir Youth International Reykjavik ISL 2008-02-01
RcRownchangeKK*chgGame
 1868 1617 2.00 5 1.02 15 15.30 
  Omarsson, Dadi 1967 ISL0.001-0.1115-1.65 
  Frigge, Paul Joseph 1828 ISL0.5010.27154.05 
  Fridgeirsson, Dagur Andri 1798 ISL0.5010.24153.60 
  Hansen, Mads 1924 DEN1.0010.861512.90 
  Kristinsson, Bjarni Jens 1822 ISL0.001-0.2415-3.60 

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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