Individual Calculations July 2010
 Karlsson, Mikael Johann  Total change: 21.30  Rating chartPersonal card
 Icelandic Chess School 2010 Reykjavik ISL 2010-05-28
RcRownchangeKK*chgGame
 1877 1767 2.50 4 1.04 15 15.60 
  Kristinardottir, Elsa Maria 1709 ISL1.0010.42156.30 
  Asbjornsson, Ingvar 2016 ISL0.001-0.1915-2.85 
  Finnbogadottir, Tinna Kristin 1790 ISL1.0010.53157.95 
  Brynjarsson, Helgi 1992 ISL0.5010.28154.20 

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)
 
 Minningarmot um Margeir Steingrimsson Akureyri ISL 2010-06-04
RcRownchangeKK*chgGame
 2102 1767 0.50 1 0.38 15 5.70 
  Bergsson, Stefan 2102 ISL0.5010.38155.70 

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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