Rapid: Individual Calculations June 2017
 Elarbi, Ibrahim  Total change: -32.60  Rating chartPersonal card
 Mr. Mohamed Zabeib Rapid Alexandria EGY 2017-05-05
RcRownchangeKK*chgGame
 1745 1903 2.50 6 -1.63 20 -32.60 
  Abdou, Mohamed Hamdy 2154 EGY0.001-0.1920-3.80 
  Abdel Aziz, Mohamed 1638 EGY0.501-0.3220-6.40 
  Mahmoud, Hassan 1718 EGY0.001-0.7420-14.80 
  El Ghanam, Magdy 1503  * EGY1.0010.08201.60 
  Sobhy, Magdy 1717 EGY1.0010.26205.20 
  Abdallah, Ali Adel 1739 EGY0.001-0.7220-14.40 
 * 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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