Individual Calculations December 2017
 Briem, Stephan  Total change: 30.80  Rating chartPersonal card
 Hasselbacken Chess Open 2017 lang Stockholm SWE 2017-11-04
RcRownchangeKK*chgGame
 2145 1880 1.50 4 0.77 40 30.80 
  Adler, Bo 2166 SWE0.5010.344013.60 
  Luna, Gustavo 2057 SWE0.5010.23409.20 
  Collett, Peter c2202 SWE0.001-0.1340-5.20 
  Willinger, Tim 2153 SWE0.5010.334013.20 

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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