Individual Calculations September 2011
 Mohammed, , Arpak Worya  Total change: 5.55  Rating chartPersonal card
 Iraqi Chess Olympiad Championship 2011 Baghdad IRQ 2011-07-03
RcRownchangeKK*chgGame
 2057 2243 5.50 7 0.37 15 5.55 
  Abdwl Karim, Ahmad 1955 IRQ1.0010.16152.40 
  Shlaga, Jaefer 1976 IRQ1.0010.18152.70 
  Amjad, Ali M Al-Bahadly f2246 IRQ0.5010.00150.00 
  Said, H M 2034 IRQ1.0010.23153.45 
  Taha, Jalal Abdula 2107 IRQ0.501-0.1815-2.70 
  Raed, H Hammed 2075 IRQ0.501-0.2215-3.30 
  Abdul Sada, Radha 2005 IRQ1.0010.20153.00 

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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