Individual Calculations September 2013
 Al Hosani, Omran  Total change: -16.20  Rating chartPersonal card
 UAE Prsident Cup Open U12 Dubai UAE 2013-08-15
RcRownchangeKK*chgGame
 1494 1647 5.00 8 -0.54 30 -16.20 
  Soud, Mosallam 1290 UAE1.0010.11303.30 
  Saif M., Al-Olama 1519 UAE0.001-0.6730-20.10 
  Altaher, Saeed Tarek 1478 UAE1.0010.28308.40 
  Al-Zaabi, Sultan 1526 UAE0.501-0.1630-4.80 
  Hamad, Ahmad 1571 UAE1.0010.403012.00 
  Salem, Ahmed Salem 1558 UAE0.001-0.6230-18.60 
  Faisal, Ali 1527 UAE0.501-0.1630-4.80 
  Al Amoudy, Saif 1479 UAE1.0010.28308.40 

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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