Individual Calculations September 2016
 Sami, Sama  Total change: 11.00  Rating chartPersonal card
 Iraqi chess National Championship(women) 2015-2016 Baghdad IRQ 2016-08-18
RcRownchangeKK*chgGame
 1497 1397 4.50 10 0.55 20 11.00 
  A-Ali, Sali Abbas Abdulzahra wf1763 IRQ0.001-0.1020-2.00 
  Nihad, Sabah Noori 1287 IRQ1.0010.35207.00 
  Nabaa, Sami Abbas 1683 IRQ0.001-0.1620-3.20 
  Maryam, Asif Abdullah 1434 IRQ0.5010.05201.00 
  Marwa, Mohammed Khalaf 1391 IRQ0.501-0.0120-0.20 
  Widad, Sabah Noori 1339 IRQ0.501-0.0820-1.60 
  Jalaluldeen, Kareen Kamal J. wf1797  * IRQ0.001-0.0820-1.60 
  Zahraa, Mohammed Abbas 1296 IRQ1.0010.36207.20 
  Al-Fayyadh, Zainab Asif Abdula 1655 IRQ0.5010.32206.40 
  Tiba, Mahdi Attiyah 1323 IRQ0.501-0.1020-2.00 
 * 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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