Individual Calculations July 2010
 Somoff, Abdo  Total change: -14.55  Rating chartPersonal card
 12th Dubai Open 2010 Dubai UAE 2010-04-05
RcRownchangeKK*chgGame
 2099 2196 4.00 8 -0.97 15 -14.55 
  Gelashvili, Tamaz g2596  * GEO0.001-0.0815-1.20 
  Al-Zarouni, Kholoud Essa wf1868 UAE1.0010.13151.95 
  Volkov, Sergey g2596  * RUS0.001-0.0815-1.20 
  Bayat, Shohreh wf1999 IRI0.001-0.7515-11.25 
  Murad, Abdulla 1796  * UAE1.0010.08151.20 
  Saleh, Naif c1816 UAE1.0010.09151.35 
  De Guzman, Carlos 2009 PHI1.0010.26153.90 
  Mona, Khaled wg2111 EGY0.001-0.6215-9.30 
 * Rating difference of more than 400. Please read more at FIDE Handbook

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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