Rapid: Individual Calculations August 2022
 Islam, Omar M  Total change: 2.20  Rating chartPersonal card
 Adly Chess Academy (International Chess Day) Cairo EGY 2022-07-20
RcRownchangeKK*chgGame
 1592 1261 1.00 5 0.11 20 2.20 
  Farouk, Hany 1700 EGY0.001-0.0620-1.20 
  Salah Saad Eldin, Ahmed 1833 EGY0.001-0.0220-0.40 
  Gooda, Islam 1715 EGY1.0010.942018.80 
  Abdin, Mahmoud 1444 EGY0.001-0.2620-5.20 
  Youssef, Patrick 1267 EGY0.001-0.4920-9.80 

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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