Blitz: Individual Calculations April 2019
 Sabry, George  Total change: -10.20  Rating chartPersonal card
 Zagazig Blitz2019 Zagazig EGY 2019-03-11
RcRownchangeKK*chgGame
 1877 1890 3.00 7 -0.51 20 -10.20 
  Mahdy, Tawfeik 2077 EGY0.001-0.2620-5.20 
  Fekri, Wael 2062 EGY0.001-0.2720-5.40 
  Elsayed Abdallah, Ahmed 1731 EGY0.001-0.7120-14.20 
  Tamer, Mohamed f1618 EGY0.501-0.3320-6.60 
  Saber, Barakat 1490  * EGY1.0010.08201.60 
  Sobhy, Tamer 2017 EGY1.0010.672013.40 
  Zayan, Osama 2142 EGY0.5010.31206.20 
 * Rating difference of more than 400. Please read more at FIDE Handbook

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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