Rapid: Individual Calculations November 2021
 Gamal Abo Sereei, Abdallah  Total change: 7.60  Rating chartPersonal card
 2nd Adly Chess Academy ( Rapid ) Cairo EGY 2021-10-25
RcRownchangeKK*chgGame
 1413 1346 2.50 5 0.38 20 7.60 
  Farouk, Hany 1705 EGY0.001-0.1020-2.00 
  Mohamed Serag Eldeen, Ahmed 1160 EGY0.501-0.2420-4.80 
  Emad Mohamed, Abdallah 1423 EGY1.0010.612012.20 
  Khaled Mohamed, Amr 1296 EGY0.501-0.0720-1.40 
  Tamer Waguih, Fared 1479 EGY0.5010.18203.60 

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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