Individual Calculations March 2012
 Halldorsson, Hjorleifur  Total change: 1.65  Rating chartPersonal card
 Skakthing Akureyrar 2012 Akureyri ISL 2012-01-22
RcRownchangeKK*chgGame
 1670 1952 6.00 7 0.35 15 5.25 
  Magnusson, Jon 1552  * ISL1.0010.08151.20 
  Thorgeirsson, Jon Kristinn 1712 ISL1.0010.20153.00 
  Bjorgvinsson, Andri Freyr 1552  * ISL0.501-0.4215-6.30 
  Thorhallsson, Simon 1552  * ISL1.0010.08151.20 
  Olafsson, Smari 2003 ISL0.5010.07151.05 
  Sigurdsson, Jakob Saevar 1766 ISL1.0010.26153.90 
  Jonsson, Hjortur Snaer 1552  * ISL1.0010.08151.20 
 * 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)
 
 Skakthing Godans 2012 Husavik ISL 2012-02-17
RcRownchangeKK*chgGame
 1766 1952 0.50 1 -0.24 15 -3.60 
  Sigurdsson, Jakob Saevar 1766 ISL0.501-0.2415-3.60 

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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