Rapid: Individual Calculations April 2017
 Sawers, Kerlus  Total change: -15.40  Rating chartPersonal card
 IA Ahmed Yehya Rapid Alexandria EGY 2017-02-28
RcRownchangeKK*chgGame
 1879 1764 1.50 6 -0.77 20 -15.40 
  Zayan, Osama 2152 EGY0.001-0.0920-1.80 
  Allam, Ramy Ibrahim 1472 EGY1.0010.15203.00 
  Yehya, Sameh 1969 EGY0.5010.26205.20 
  Elsenosy, Hesham 2164  * EGY0.001-0.0820-1.60 
  Elfaham, Mahmoud 1864 EGY0.001-0.3620-7.20 
  Ibrahim, Alaa 1655 EGY0.001-0.6520-13.00 
 * 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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