Rapid: Individual Calculations January 2020
 Roshdy, Mohamed  Total change: -32.40  Rating chartPersonal card
 Alzahraa Chess Rapid Cairo EGY 2019-11-29
RcRownchangeKK*chgGame
 1774 1794 1.50 6 -1.62 20 -32.40 
  Sakr, Hesham 1965 EGY0.001-0.2720-5.40 
  Shehata, Aly 1949 EGY0.001-0.2920-5.80 
  Mohamed Elsayed, Ayman 1546 EGY1.0010.19203.80 
  Khalifa, Zeyad 1566 EGY0.001-0.7920-15.80 
  Hassan, Moustafa Mohamed 1774 EGY0.501-0.0320-0.60 
  Mohamed, Tamer 1845 EGY0.001-0.4320-8.60 

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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