Individual Calculations December 2023
 Safwat Siddik, John  Total change: 111.60  Rating chartPersonal card
 Golden knight Classic 11 Giza EGY 2023-11-08
RcRownchangeKK*chgGame
 1500 1295 4.00 5 2.79 40 111.60 
  Adeel, Yasser 1581 EGY1.0010.844033.60 
  Nabil Mouner, Youssef 1514 EGY1.0010.784031.20 
  Mohamed Reda, Youssef 1511 EGY0.001-0.2240-8.80 
  Hosny Abdel Samei, Mohamed 1542 EGY1.0010.814032.40 
  Ahmed Salah Saad, Belal 1350 EGY1.0010.584023.20 

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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