Individual Calculations January 2022
 Ivarsson, Torbjorn  Total change: -15.20  Rating chartPersonal card
 LASK Open 2021 A Lund SWE 2021-10-05
RcRownchangeKK*chgGame
 2037 2132 3.00 6 -0.76 20 -15.20 
  Sandstrom, Anders 1976 SWE0.501-0.2120-4.20 
  Hansson, Hakan 1952 SWE0.001-0.7420-14.80 
  Franzen, Per-Erik 2013 SWE0.501-0.1620-3.20 
  Quinn, David 2029 SCO1.0010.36207.20 
  Petersson, Kjell c2021 SWE0.501-0.1520-3.00 
  Nilsson, Anders 1976 c2232 SWE0.5010.14202.80 

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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