Individual Calculations September 2021
 Bertelsen, Borge  Total change: -26.60  Rating chartPersonal card
 Sommerskak naarduhartid 2021 Norresundby DEN 2021-07-01
RcRownchangeKK*chgGame
 1382 1351 0.50 4 -1.33 20 -26.60 
  Pors, Kim 1448 DEN0.5010.13202.60 
  Kristensen, Peter Dunn 1178 DEN0.001-0.7320-14.60 
  Badsbjerg, Allan 1487 DEN0.001-0.3220-6.40 
  Harlund, David 1413 DEN0.001-0.4120-8.20 

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)
 

 

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