Individual Calculations December 2022
 Ragnar, Patrik  Total change: -1.20  Rating chartPersonal card
 VSF Distriktsserie 2022-2023 R12 Sweden SWE 2022-11-19
RcRownchangeKK*chgGame
 1817 1647 0.50 2 -0.06 20 -1.20 
  Nyberg, Arne 1878 SWE0.5010.29205.80 
  Ljunggren, Mikael 1755 SWE0.001-0.3520-7.00 

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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