Individual Calculations March 2020
 Andersson, Bo 1946  Total change: -3.60  Rating chartPersonal card
 Roslagsbro KM 201920 R67 Roslagsbro SWE 2020-01-09
RcRownchangeKK*chgGame
 1656 1687 1.00 2 -0.09 40 -3.60 
  Anjou, Olle 1719 SWE0.5010.04401.60 
  Eriksson, Hans 1942 1592 SWE0.501-0.1340-5.20 

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)
 

 

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