Rapid: Individual Calculations January 2017
 Samuelsson, Sven-Gunnar  Total change: -7.20  Rating chartPersonal card
 SSS snabbschack dec 2016 Stockholm SWE 2016-12-06
RcRownchangeKK*chgGame
 1896 2072 4.50 7 -0.36 20 -7.20 
  Eriksson, Per-Olav 1672  * SWE1.0010.08201.60 
  Helin, Mikael 1925 SWE0.501-0.2020-4.00 
  Ranby, Hans 1923 SWE0.501-0.2020-4.00 
  Stoilov, Bojan 1672  * SWE1.0010.08201.60 
  Dillen, Sten 1723 SWE1.0010.11202.20 
  Dock, Lars 2082 SWE0.5010.01200.20 
  Bergstrom, Rolf f2273 SWE0.001-0.2420-4.80 
 * 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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