Individual Calculations May 2012
 Ulfljotsson, Jon  Total change: -21.60  Rating chartPersonal card
 Icelandic Team Championship 2011-2012 3 div Round 5-7 Selfoss ISL 2012-03-02
RcRownchangeKK*chgGame
 1866 1840 1.00 2 0.07 15 1.05 
  Matthiasson, Magnus 1777 ISL0.501-0.0915-1.35 
  Halldorsson, Hjorleifur 1954 ISL0.5010.16152.40 

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 Team Championship 2011-2012 4 div Round 5-7 Selfoss ISL 2012-03-02
RcRownchangeKK*chgGame
 1724 1840 0.50 1 -0.16 15 -2.40 
  Thorarensen, Adalsteinn 1724 ISL0.501-0.1615-2.40 

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)
 
 Skakthing Islands 2012 - Askorendaflokkur Reykjavik ISL 2012-03-30
RcRownchangeKK*chgGame
 1787 1840 1.50 5 -1.35 15 -20.25 
  Jensson, Einar Hjalti 2240  * ISL0.001-0.0815-1.20 
  Heimisson, Hilmir Freyr 1602 ISL0.001-0.8015-12.00 
  Jonsson, Gauti Pall 1486 ISL1.0010.11151.65 
  Magnusson, Magnus 1982 ISL0.001-0.3115-4.65 
  Hauksdottir, Hrund 1627 ISL0.501-0.2715-4.05 
 * Rating difference of more than 400. Please read more at FIDE Handbook

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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