Individual Calculations May 2019
 Koehn, Lennart  Total change: 12.80  Rating chartPersonal card
 Edinburgh Premier 2019 Edinburgh SCO 2019-04-05
RcRownchangeKK*chgGame
 2045 2095 3.50 5 0.64 20 12.80 
  Gormally, Daniel W g2495  * ENG0.5010.42208.40 
  Adrian, Claude m2224 FRA0.001-0.3320-6.60 
  Pasha, Tariq 1850 SCO1.0010.20204.00 
  Gregory, Sam 1854 SCO1.0010.20204.00 
  Skettos, Nicolas 1802 CYP1.0010.15203.00 
 * Rating difference of more than 400. Please read more at FIDE Handbook

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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