Rapid: Individual Calculations December 2019
 Ingelman-Sundberg, Simon  Total change: -13.20  Rating chartPersonal card
 Lilla Hasselbacken Chess Open 2019 Snabb Stockholm SWE 2019-11-01
RcRownchangeKK*chgGame
 1115 1386 1.00 2 -0.66 20 -13.20 
  Heidarsson, Mikael Bjarki 1070 ISL0.001-0.8720-17.40 
  Andersson, Kasper 2010 1159 SWE1.0010.21204.20 

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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