Individual Calculations May 2011
 Hayder, Farhan Al- Hasnawi  Total change: 21.60  Rating chartPersonal card
 23th IRAQI Clubs Championship 2011 BAGHDAD IRQ 2011-03-09
RcRownchangeKK*chgGame
 1949 1914 4.50 7 1.44 15 21.60 
  Amal, Majid Khudhair 1514  * IRQ1.0010.08151.20 
  Jwad, Waleed Aziz f2044 IRQ0.001-0.3215-4.80 
  Mazin, Adham 2031 IRQ1.0010.66159.90 
  Waheed, Ayad 2065 IRQ0.5010.20153.00 
  Saddam, Nafi`a 2048 IRQ0.5010.18152.70 
  Delshad, Ismail 2091 IRQ1.0010.731510.95 
  Jwan, Jamal Mohammed Ameen wc1848 IRQ0.501-0.0915-1.35 
 * 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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