Individual Calculations February 2019
 Berweger, Ivo  Total change: 2.40  Rating chartPersonal card
 Schachfestival Basel 2019 Amateur Riehen (Basel) SUI 2019-01-04
RcRownchangeKK*chgGame
 1785 1866 3.00 5 0.06 40 2.40 
  Xheladini, Mahmut f2171 KOS0.001-0.1440-5.60 
  Cakic, Igor 1533 SUI0.501-0.3840-15.20 
  Anand, Aryan 1626 SUI0.501-0.3040-12.00 
  Jaggy, Matteo 1507 SUI1.0010.10404.00 
  Kummle, Thomas, Dr. 2086 GER1.0010.784031.20 

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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