Individual Calculations August 2023
 Sikstrom, Carl Martin  Total change: -83.60  Rating chartPersonal card
 WE I 2023 grp 5 Helsingborg SWE 2023-06-30
RcRownchangeKK*chgGame
 1547 1561 0.50 5 -2.09 40 -83.60 
  Ellerstrand, Susanne 1518 SWE0.001-0.5640-22.40 
  Lundberg, Viktor 1991 1608 SWE0.001-0.4340-17.20 
  Eriksson, Jan 1529 SWE0.001-0.5440-21.60 
  Ahlen, Thomas 1560 SWE0.001-0.5040-20.00 
  Hansen, Anders 1521 SWE0.501-0.0640-2.40 

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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