Individual Calculations September 2009
 Al Badani, Abdu  Total change: -28.20  Rating chartPersonal card
 Al Saleh 8th International Open Sanaa YEM 2009-07-01
RcRownchangeKK*chgGame
 2111 2225 2.00 6 -1.88 15 -28.20 
  Aliev, Kerim m2355 TKM0.001-0.3215-4.80 
  Yaaqoub, Rashid 2057 SUD0.001-0.7215-10.80 
  Fahmi, Amjad 1964 YEM1.0010.18152.70 
  Mothanna, Mohamed 2061 YEM0.001-0.7215-10.80 
  Al-Subaihi, Khalil 2125 YEM1.0010.36155.40 
  Ayyad, Husain f2105 BRN0.001-0.6615-9.90 

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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