Individual Calculations February 2018
 Akerman, Axel  Total change: 10.00  Rating chartPersonal card
 Gotlands DM 2017 Visby SWE 2017-12-09
RcRownchangeKK*chgGame
 2012 2153 2.50 3 0.50 20 10.00 
  Sollerman, Mattias 2042 SWE1.0010.35207.00 
  Andersson, Bjorn 1971 f2172 SWE1.0010.532010.60 
  Jakobsson, Roger 1821 SWE0.501-0.3820-7.60 

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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