Individual Calculations April 2015
 Bergsson, Stefan  Total change: 4.00  Rating chartPersonal card
 Reykjavik Open 2015 Reykjavik ISL 2015-03-10
RcRownchangeKK*chgGame
 2081 2063 3.50 9 -0.93 20 -18.60 
  Navara, David g2463  * CZE0.001-0.0820-1.60 
  Moller, Agnar T 1806 ISL1.0010.18203.60 
  Nicholson, John 1808 IRL1.0010.19203.80 
  Soors, Stef m2408 BEL0.001-0.1120-2.20 
  Borg, Flemming 1828 DEN1.0010.21204.20 
  Hitzler, Philipp 2315 GER0.5010.31206.20 
  Karason, Askell O 2274 ISL0.001-0.2320-4.60 
  Andersen, Niels Erik 1900 DEN0.001-0.7220-14.40 
  Fivelstad, Jon Olav 1929 NOR0.001-0.6820-13.60 
 * 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)
 
 Icelandic Team Championship 2014-15 1st division Round 6-9 Reykjavik ISL 2015-03-19
RcRownchangeKK*chgGame
 2209 2063 2.50 4 1.13 20 22.60 
  Bjornsson, Sigurbjorn f2335 ISL0.001-0.1720-3.40 
  Runarsson, Gunnar 2049 ISL1.0010.48209.60 
  Gretarsson, Helgi Ass g2458 ISL1.0010.922018.40 
  Magnusson, Magnus 1992 ISL0.501-0.1020-2.00 

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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