Individual Calculations August 2023
 Ahlstrom, Per  Total change: -14.40  Rating chartPersonal card
 Veteran-SM 65 2023 Helsingborg SWE 2023-07-01
RcRownchangeKK*chgGame
 1857 1784 3.00 9 -0.72 20 -14.40 
  Carlsson, Ingvar 1998 SWE0.5010.27205.40 
  Holst, Conny f2156 SWE0.001-0.1020-2.00 
  Alfven, Jorgen 1726 SWE0.001-0.5820-11.60 
  Lyngsjo, Gert 1789 SWE0.5010.01200.20 
  Wedin, Svante 1932 SWE0.001-0.3020-6.00 
  Andersson, Jan 1948 1639 SWE1.0010.31206.20 
  Andersson, Sven-Olof 1832 SWE0.5010.07201.40 
  Algars, Olle 1836 SWE0.001-0.4320-8.60 
  Nordahl, Nils 1805 SWE0.5010.03200.60 

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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