Rapid: Individual Calculations September 2021
 Mohamed Elsayed, Ayman  Total change: 14.40  Rating chartPersonal card
 Delta Rapid tournament ( Max rating 2050 ) Giza EGY 2021-07-30
RcRownchangeKK*chgGame
 1683 1530 2.50 5 0.72 20 14.40 
  Eraqi, Salah 1941 EGY0.001-0.0820-1.60 
  Ghareeb, Mohamed Reda 1764 EGY0.5010.29205.80 
  Khalid, Osman Ahmed Salah 1991 SUD0.001-0.0520-1.00 
  Nagy Abdel Maksoud, Mohamed 1418 EGY1.0010.35207.00 
  Elhariry, Mohamed 1303 EGY1.0010.21204.20 

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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