Individual Calculations January 2023
 Johansson, Dan  Total change: 26.40  Rating chartPersonal card
 Majornas KM 2022 R56 Goteborg SWE 2022-11-09
RcRownchangeKK*chgGame
 2025 1718 1.00 2 0.57 40 22.80 
  Westlund, Tim 1792 SWE1.0010.604024.00 
  Rasti, Arvin 2258 SWE0.001-0.0340-1.20 

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)
 
 Majornas KM 2022 R7 Goteborg SWE 2022-12-07
RcRownchangeKK*chgGame
 1824 1762 0.50 1 0.09 40 3.60 
  Bohlin, Jan 1824 SWE0.5010.09403.60 

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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