Individual Calculations October 2008
 Ibrahim, Delbak Ismael  Total change: 4.80  Rating chartPersonal card
 Iraqi Final for Women Champioship 2008 BAGHDAD IRQ 2008-07-07
RcRownchangeKK*chgGame
 2055 1887 1.00 2 0.43 15 6.45 
  Mohammed Qane, Jannar Worya wf1979 IRQ0.5010.13151.95 
  Al-Rufei, Eman H. wm2130 IRQ0.5010.30154.50 

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)
 
 Iraqi Chess Olympiad 2008 NAJAF IRQ 2008-08-06
RcRownchangeKK*chgGame
 2237 1887 0.00 1 -0.11 15 -1.65 
  Ahmad, Abdul Khaliq f2237 IRQ0.001-0.1115-1.65 

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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