Individual Calculations January 2018
 Bergenstam, Olof  Total change: 21.20  Rating chartPersonal card
 Wasa KM 2017 Stockholm SWE 2017-09-21
RcRownchangeKK*chgGame
 1855 1865 4.00 7 0.53 40 21.20 
  Johansson, Lennart B 1935 SWE0.001-0.4040-16.00 
  Enfors, Daniel 1465  * SWE1.0010.08403.20 
  Brehmer, Ulf 1926 SWE1.0010.584023.20 
  Sterner, Johan 1894 SWE1.0010.544021.60 
  Eriksson, Lennarth 2006 SWE0.5010.19407.60 
  Helin, Mikael c1844 SWE0.001-0.5340-21.20 
  Kostlan, Jan 1915 CZE0.5010.07402.80 
 * 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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