Individual Calculations January 2023
 Melin, Jan  Total change: 12.40  Rating chartPersonal card
 Malmo Open 2022 std Malmo SWE 2022-12-17
RcRownchangeKK*chgGame
 1693 1316 1.00 4 0.62 20 12.40 
  Helin, Mikael c1701 SWE0.001-0.0920-1.80 
  Rylander, Bo 1728 SWE1.0010.932018.60 
  Niklasson, Erik 1653 SWE0.001-0.1220-2.40 
  Simoni, Vartan 1690 DEN0.001-0.1020-2.00 

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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