Individual Calculations January 2009
 Oriqat, Ahmed  Total change: -10.05  Rating chartPersonal card
 Jordan Cub Championship 2008 Amman JOR 2008-10-30
RcRownchangeKK*chgGame
 2054 1895 0.50 4 -0.67 15 -10.05 
  Al-Hisamawi, Wael 2112 JOR0.001-0.2215-3.30 
  Abuomar, Ahmed 2001 JOR0.5010.14152.10 
  Al-Safouri, Khalid 1979 JOR0.001-0.3815-5.70 
  Naiem, Mousa 2122 JOR0.001-0.2115-3.15 

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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