Individual Calculations April 2017
 Kahtan, Mohamed  Total change: -78.00  Rating chartPersonal card
 Orebro var lang 2017 Orebro SWE 2017-02-07
RcRownchangeKK*chgGame
 1754 2022 2.00 5 -1.95 40 -78.00 
  Iwraeus, Lowe 1971 SWE0.001-0.5740-22.80 
  Boketta, Karsten 1622  * SWE0.001-0.9240-36.80 
  Lundblad, Lukas 1622  * SWE1.0010.08403.20 
  Jonsson, Magnus 1934 SWE0.001-0.6240-24.80 
  Holm, Mikael 1622  * SWE1.0010.08403.20 
 * 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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