Individual Calculations May 2022
 Backsten, Jan  Total change: 6.20  Rating chartPersonal card
 Umea Varkalas 2022 R123 Umea SWE 2022-03-07
RcRownchangeKK*chgGame
 2129 2013 1.00 2 0.31 20 6.20 
  Nygren, David 2182 SWE0.5010.22204.40 
  Hellstrom, Magnus 2076 SWE0.5010.09201.80 

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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