Individual Calculations December 2023
 Karlsson, Kjell 1961  Total change: 6.80  Rating chartPersonal card
 VSF Distriktsserie 2023-2024 R34 Sweden SWE 2023-11-04
RcRownchangeKK*chgGame
 1982 1632 0.50 2 0.17 40 6.80 
  Thornqvist, Christer 1778 SWE0.5010.20408.00 
  Brzezinski, Adam 2186 SWE0.001-0.0340-1.20 

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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