Rapid: Individual Calculations May 2018
 Khatab, Mahmoud  Total change: -12.60  Rating chartPersonal card
 1st King of Draw Rapid Tanta EGY 2018-04-03
RcRownchangeKK*chgGame
 1609 1524 2.00 6 -0.39 20 -7.80 
  Sadek, Taha 1856 EGY0.001-0.1220-2.40 
  Helmy, Hassan El-Shazly 1647 EGY0.001-0.3320-6.60 
  Moheb, Yaser 1661 EGY0.001-0.3220-6.40 
  Sobh, Mohammed S. 1390 EGY0.001-0.6820-13.60 
  Eliwa, Mohammed 1414 EGY1.0010.35207.00 
  Tamer, Ahmed c1683 EGY1.0010.712014.20 

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)
 
 2nd Edku Rapid Edku EGY 2018-04-25
RcRownchangeKK*chgGame
 1924 1524 0.00 3 -0.24 20 -4.80 
  Amin, Ashraf f1924  * EGY0.001-0.0820-1.60 
  Mousa, Ahmed 1924  * EGY0.001-0.0820-1.60 
  Elsayed, Gamal 1924  * EGY0.001-0.0820-1.60 
 * 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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