Individual Calculations June 2017
 Osman, Islam  Total change: -6.00  Rating chartPersonal card
 2nd. El Khayari Chess Open 2017 Marsa Matrouh EGY 2017-05-12
RcRownchangeKK*chgGame
 1884 1816 2.50 6 -0.15 40 -6.00 
  Yousry, Salah f2216  * EGY0.5010.424016.80 
  Sameeh, Hany f2191 EGY0.001-0.0940-3.60 
  Sobhy, Magdy 1660 EGY1.0010.294011.60 
  Allam, Emad Hamdy 2017 EGY0.001-0.2440-9.60 
  Shokry, , Salah 1629 EGY0.001-0.7440-29.60 
  Khaled, Yousef c1588 EGY1.0010.21408.40 
 * 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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