Rapid: Individual Calculations June 2017
 Abdallah, Ibrahim  Total change: -1.20  Rating chartPersonal card
 Mr. Mohamed Zabeib Rapid Alexandria EGY 2017-05-05
RcRownchangeKK*chgGame
 1905 1657 1.50 7 -0.06 20 -1.20 
  Abdel Wahed, Tarek 2057  * EGY1.0010.922018.40 
  Yasseen, Aly m2057  * EGY0.001-0.0820-1.60 
  Elamrawy, Mohamed 2005 EGY0.001-0.1120-2.20 
  Elgarhy, Alaa 1906 EGY0.5010.31206.20 
  Almenshawy, Waell 1896 EGY0.001-0.2020-4.00 
  Omara, Mohamed 1954 EGY0.001-0.1520-3.00 
  Mina, Ehab 1463 EGY0.001-0.7520-15.00 
 * 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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