Individual Calculations April 2018
 Gudmundsson, Bjorgvin S  Total change: -12.80  Rating chartPersonal card
 Icelandic Team Championship 2017-18 - 2nd division Round 5-7 Reykjavik ISL 2018-03-02
RcRownchangeKK*chgGame
 2087 1949 1.00 3 0.02 20 0.40 
  Torfason, Jon 2235 ISL0.001-0.1620-3.20 
  Jonsson, Bjorn 1997 ISL0.5010.07201.40 
  Johannesson, Gisli Holmar 2029 ISL0.5010.11202.20 

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)
 
 GAMMA Reykjavik Open 2018 - Bobby Fischer Memorial Reykjavik ISL 2018-03-06
RcRownchangeKK*chgGame
 1939 1949 3.00 7 -0.66 20 -13.20 
  Hrafnsson, Hreinn 1637 ISL1.0010.14202.80 
  Johannsson, Orn Leo 2206 ISL0.001-0.1820-3.60 
  Einarsson, Oskar Long 1729 ISL0.501-0.2820-5.60 
  Loiseau, Quentin m2349  * FRA0.001-0.0820-1.60 
  Carroll, Peter 1733 IRL0.501-0.2820-5.60 
  Johannesson, Haki 1696 ISL1.0010.19203.80 
  Heimisson, Hilmir Freyr c2224 ISL0.001-0.1720-3.40 
 * 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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