Individual Calculations September 2009
 Abdulrahman, Al Yafee  Total change: 18.25  Rating chartPersonal card
 UAE President Cup 2009 Ajman UAE 2009-06-23
RcRownchangeKK*chgGame
 2003 1913 3.50 7 0.73 25 18.25 
  Abdulmajeed, Mohamad f2257 UAE0.001-0.1225-3.00 
  Saeed, Yousif 1818 UAE1.0010.37259.25 
  Al Haemoodi, Armoodi A. Mohamed 1828 UAE0.501-0.1225-3.00 
  Mohamed, Mousa 1958 UAE1.0010.562514.00 
  Ali, Mahmoud 2174 UAE0.001-0.1825-4.50 
  Jumma, Al Mouhairi 1925 UAE0.5010.02250.50 
  Omar, Abdulwahab 2061 UAE0.5010.20255.00 

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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