Rapid: Individual Calculations September 2017
 Dobe, Abdullah  Total change: -7.40  Rating chartPersonal card
 Alshareef Corner Open Chess Tournament Al-Khobar KSA 2017-07-07
RcRownchangeKK*chgGame
 1831 1450 0.00 4 -0.37 20 -7.40 
  Saleem, Abdulhamid 1850  * SYR0.001-0.0820-1.60 
  Helal, Moustafa 1850  * EGY0.001-0.0820-1.60 
  Bukhalaf, Mansoor 1774 BRN0.001-0.1320-2.60 
  Valenzuela, Reden M 1850  * PHI0.001-0.0820-1.60 
 * 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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