Individual Calculations September 2015
 Onstad, Lars  Total change: 1.20  Rating chartPersonal card
 Goteburg Open 2015 normal Gothenburg SWE 2015-08-15
RcRownchangeKK*chgGame
 2083 1844 0.50 2 0.06 20 1.20 
  Wengholm, Anders 2193 SWE0.5010.39207.80 
  Svorono, Gabriel 1972 SWE0.001-0.3320-6.60 

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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