Individual Calculations September 2016
 Tiba, Mahdi Attiyah  Total change: -6.00  Rating chartPersonal card
 Arab Youth Championship U10 Girls Djerba TUN 2016-07-23
RcRownchangeKK*chgGame
 1032 1323 0.50 1 -0.35 40 -14.00 
  Nassr, Manel wc1032 ALG0.501-0.3540-14.00 

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)
 
 Iraqi chess National Championship(women) 2015-2016 Baghdad IRQ 2016-08-18
RcRownchangeKK*chgGame
 1434 1323 3.50 9 0.20 40 8.00 
  Ruwaida, Saad Mohsin Al Naseri 1677 IRQ0.001-0.1140-4.40 
  Widad, Sabah Noori 1339 IRQ1.0010.524020.80 
  Albarbari, Vin Kamal Jalal Adi wc1612 IRQ0.5010.344013.60 
  Al-Fayyadh, Yamama Asif Abdula wc1476 IRQ0.001-0.3040-12.00 
  Nihad, Sabah Noori 1287 IRQ0.501-0.0540-2.00 
  Marwa, Mohammed Khalaf 1391 IRQ0.001-0.4140-16.40 
  Maryam, Asif Abdullah 1434 IRQ0.001-0.3540-14.00 
  Zahraa, Mohammed Abbas 1296 IRQ1.0010.464018.40 
  Sami, Sama 1397 IRQ0.5010.10404.00 

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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