Individual Calculations April 2013
 Al Ahbabai, Jumah  Total change: -38.70  Rating chartPersonal card
 Al Taawon ( GCC) classic Al ain UAE 2013-02-07
RcRownchangeKK*chgGame
 1726 1673 0.50 4 -1.29 30 -38.70 
  Al Najar, Huda 1943 SYR0.001-0.1730-5.10 
  Al Shamisi, Hareb Nasser 1442 UAE0.501-0.2930-8.70 
  Ismail, P 1511 IND0.001-0.7130-21.30 
  Rawad, Swlait 2007 SYR0.001-0.1230-3.60 

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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