Individual Calculations April 2023
 Kristoffersson, Ivar  Total change: -12.20  Rating chartPersonal card
 Allsv Div II 4 2022-23 R67 Sweden SWE 2023-03-05
RcRownchangeKK*chgGame
 1815 1893 0.00 1 -0.61 20 -12.20 
  Nurmi, Ake 1815 SWE0.001-0.6120-12.20 

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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