Individual Calculations June 2022
 Metwally, Ahmed  Total change: -1.60  Rating chartPersonal card
 Egyptian League 2021-2022 Final 4-7 Many Cities EGY 2022-05-14
RcRownchangeKK*chgGame
 2000 2027 1.00 2 -0.08 20 -1.60 
  Lotfy, Abdel Rahman 1993 EGY0.501-0.0520-1.00 
  Elhamady, Ahmed 2007 EGY0.501-0.0320-0.60 

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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