Individual Calculations February 2017
 Hattab, Nuhad  Total change: 7.20  Rating chartPersonal card
 Karlstad Open 2016 Karlstad SWE 2016-12-27
RcRownchangeKK*chgGame
 1762 1440 1.00 6 0.18 40 7.20 
  Magnussen, Pal 1840  * SWE0.001-0.0840-3.20 
  Rintakoski, Pentti 1826 FIN0.001-0.0940-3.60 
  Barkman, Rolf 1758 SWE0.001-0.1340-5.20 
  Grindbakken, Erik 1644 NOR1.0010.764030.40 
  Braby, Berth S 1688 SWE0.001-0.1940-7.60 
  Andersson, Jan 1948 1818 SWE0.001-0.0940-3.60 
 * 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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