Individual Calculations July 2010
 Omar, Husain  Total change: 2.50  Rating chartPersonal card
 9th Al Saleh International Open Chess Championship 2010 Taaz YEM 2010-06-01
RcRownchangeKK*chgGame
 2185 2107 3.00 7 0.10 25 2.50 
  Al-Zendani, Zendan m2398 YEM0.001-0.1525-3.75 
  Aliev, Kerim m2263 TKM0.001-0.2925-7.25 
  Gawla, Kamal 1978 YEM1.0010.33258.25 
  Tissir, Mohamed m2480 MAR0.001-0.1025-2.50 
  Karnon, Mohamed 2024 YEM1.0010.39259.75 
  Qassim, Ramzi Mohamed 1891 YEM1.0010.22255.50 
  Samhouri, Bilal c2259 JOR0.001-0.3025-7.50 

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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