Individual Calculations May 2010
 Sigurdsson, Jakob Saevar  Total change: -1.05  Rating chartPersonal card
 Icelandic Team Champ 2009-2010 4. div Reykjavik ISL 2010-03-05
RcRownchangeKK*chgGame
 2082 1808 0.00 1 -0.17 15 -2.55 
  Runarsson, Gunnar Freyr 2082 ISL0.001-0.1715-2.55 

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)
 
 Icelandic North Champ 2010 Husavik ISL 2010-04-16
RcRownchangeKK*chgGame
 2057 1808 0.50 2 0.10 15 1.50 
  Bjornsson, Gunnar 2129 ISL0.5010.37155.55 
  Vigfusson, Vigfus 1985 ISL0.001-0.2715-4.05 

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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