Individual Calculations May 2010
 Haddad, Riad  Total change: -22.80  Rating chartPersonal card
 King Abdalla II Tour./2nd Stage Amman JOR 2010-02-25
RcRownchangeKK*chgGame
 1878 1955 1.50 5 -1.52 15 -22.80 
  Alshoha, Basel 2012 JOR0.001-0.4215-6.30 
  Ghalib, Abdulah 1811 JOR0.001-0.6915-10.35 
  Illan, Mohammed 1863 JOR0.501-0.1315-1.95 
  Abo-Hazeem, Mohanned 1867 JOR0.501-0.1215-1.80 
  Dahdal, Lougain 1838 JOR0.501-0.1615-2.40 

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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