Individual Calculations September 2016
 Nihad, Sabah Noori  Total change: -37.20  Rating chartPersonal card
 Iraqi chess National Championship(women) 2015-2016 Baghdad IRQ 2016-08-18
RcRownchangeKK*chgGame
 1463 1287 2.00 10 -0.93 40 -37.20 
  Albarbari, Vin Kamal Jalal Adi wc1612 IRQ0.5010.374014.80 
  Sami, Sama 1397 IRQ0.001-0.3540-14.00 
  Widad, Sabah Noori 1339 IRQ0.5010.07402.80 
  Zahraa, Mohammed Abbas 1296 IRQ0.5010.01400.40 
  Marwa, Mohammed Khalaf 1391 IRQ0.001-0.3640-14.40 
  Tiba, Mahdi Attiyah 1323 IRQ0.5010.05402.00 
  Maryam, Asif Abdullah 1434 IRQ0.001-0.3040-12.00 
  Nabaa, Sami Abbas 1683 IRQ0.001-0.0840-3.20 
  Ruwaida, Saad Mohsin Al Naseri 1677 IRQ0.001-0.0940-3.60 
  Al-Fayyadh, Yamama Asif Abdula wc1476 IRQ0.001-0.2540-10.00 

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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