Individual Calculations April 2022
 Abdelhafiz, Ahmad  Total change: 32.60  Rating chartPersonal card
 Vestlandsserien Sor 2. div 2021-22 Sandnes NOR 2022-03-18
RcRownchangeKK*chgGame
 1637 1342 2.00 2 1.63 20 32.60 
  Kvilhaugsvik, Joran 1482 NOR1.0010.692013.80 
  Hjornevik, Knut J 1792 NOR1.0010.942018.80 

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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