Individual Calculations November 2018
 Ottosson, Bjorn  Total change: 8.40  Rating chartPersonal card
 Fyrklovern 2018 Vaxjo SWE 2018-09-18
RcRownchangeKK*chgGame
 1760 1780 2.00 3 0.42 20 8.40 
  Sukhayanudit, Apichai 1779 SWE1.0010.502010.00 
  Nilsson, Mattias 1979 1859 SWE0.5010.11202.20 
  Hartwig, Per-Olof 1641 SWE0.501-0.1920-3.80 

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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