Individual Calculations January 2022
 Nilsson, Roger 1978  Total change: -4.60  Rating chartPersonal card
 Allsv Div I 4 2021-22 R12 Sweden SWE 2021-12-04
RcRownchangeKK*chgGame
 1963 1865 0.50 2 -0.23 20 -4.60 
  Bengtsson, Ola 1974 SWE0.001-0.3520-7.00 
  Hansson, Hakan 1952 SWE0.5010.12202.40 

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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