Individual Calculations December 2023
 Ostergren, Marcus  Total change: -10.40  Rating chartPersonal card
 Uppsala ASS KM 2023 B R12 Uppsala SWE 2023-10-23
RcRownchangeKK*chgGame
 1467 1586 1.00 2 -0.26 40 -10.40 
  Niekrasz, Pawel 1268 SWE1.0010.13405.20 
  Markensten, Max 1665 SWE0.001-0.3940-15.60 

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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