Individual Calculations October 2021
 Johansson, Lennart B  Total change: 17.20  Rating chartPersonal card
 Vaxjospelen Special 2021 Grp 5 Vaxjo SWE 2021-09-18
RcRownchangeKK*chgGame
 1818 1852 2.50 3 0.86 20 17.20 
  Soderberg, Kevin 1792 SWE1.0010.42208.40 
  Qwarfort, Fredrik 1866 SWE0.5010.02200.40 
  Ottosson, Bjorn 1796 SWE1.0010.42208.40 

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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