Individual Calculations March 2018
 Wahlbom, Magnus  Total change: 5.80  Rating chartPersonal card
 Blekinge Open DM 2018 Blekinge SWE 2018-02-17
RcRownchangeKK*chgGame
 2155 2214 2.00 3 0.29 20 5.80 
  Lindberg, Bengt m2387 SWE0.5010.23204.60 
  Ostling, Hakan 2145 SWE1.0010.40208.00 
  Bernhardsson, Sten 1933 SWE0.501-0.3420-6.80 

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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