Individual Calculations December 2021
 Stordahl, Vidar  Total change: 26.60  Rating chartPersonal card
 Upsala ASS oktober-ELO 2021 A Uppsala SWE 2021-10-23
RcRownchangeKK*chgGame
 1667 1473 1.50 4 0.49 20 9.80 
  Agren, Kurt 1580 SWE0.5010.15203.00 
  Mitra, Ashoke 1700 SWE1.0010.792015.80 
  Nyberg, Per 1634 SWE0.001-0.2920-5.80 
  Vallgren, Anders 1755 SWE0.001-0.1620-3.20 

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)
 
 Hasselbacken Chess Open 2021 Lang Stockholm SWE 2021-11-06
RcRownchangeKK*chgGame
 1776 1473 0.00 3 -0.46 20 -9.20 
  Rosenthal, Emanuel 1718 SWE0.001-0.2020-4.00 
  Gustavsson, Kent 1763 FIN0.001-0.1620-3.20 
  Sparv, Joakim 1846 SWE0.001-0.1020-2.00 

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)
 
 Uppsala Mote 2021lang Uppsala SWE 2021-11-20
RcRownchangeKK*chgGame
 1553 1473 2.50 3 1.30 20 26.00 
  Nyberg, Per 1634 SWE1.0010.712014.20 
  Bergstrom, Assar 1326 SWE0.501-0.2020-4.00 
  Mitra, Ashoke 1700 SWE1.0010.792015.80 

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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