Individual Calculations December 2023
 Arnell, Staffan  Total change: -0.60  Rating chartPersonal card
 Eskilstuna KM std 20203 R456 Eskilstuna SWE 2023-10-30
RcRownchangeKK*chgGame
 1767 1586 0.50 2 -0.03 20 -0.60 
  Degerheim, Markus 1700 SWE0.001-0.3420-6.80 
  Logdahl, Ulf 1834 SWE0.5010.31206.20 

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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