Individual Calculations January 2010
 Barakat, Nafez  Total change: -11.25  Rating chartPersonal card
 Jordan Cup Championship AMMAN JOR 2009-11-12
RcRownchangeKK*chgGame
 1981 1884 1.50 6 -0.75 15 -11.25 
  Osama, Sharabasy 1980 EGY0.001-0.3715-5.55 
  Haddad, Riad 1953 JOR0.001-0.4015-6.00 
  Mohammed, Aloufe 2019 JOR1.0010.681510.20 
  Jaber, Eyhab 1902 JOR0.5010.03150.45 
  Oriqat, Ahmed 1856 JOR0.001-0.5415-8.10 
  Aboudi, Marwan 2176 JOR0.001-0.1515-2.25 

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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