Individual Calculations April 2023
 Eriksson, Stig-Ove  Total change: -13.00  Rating chartPersonal card
 Overharde KM 2022 R15-18 Gavle SWE 2023-02-05
RcRownchangeKK*chgGame
 1726 1754 1.50 4 -0.65 20 -13.00 
  Amnell, Mats 1851 SWE1.0010.632012.60 
  Bomark, Per-Olof 1736 SWE0.501-0.0320-0.60 
  Englund, Hakan 1779 SWE0.001-0.4720-9.40 
  Eriksson, Bengt-Olof 1950 1537 SWE0.001-0.7820-15.60 

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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