Rapid: Individual Calculations April 2017
 Mohammed, Abdulrahman Ismael  Total change: -29.20  Rating chartPersonal card
 4rd khanzad Chess Tournament 2017(Rapid) Erbil IRQ 2017-03-03
RcRownchangeKK*chgGame
 1573 1700 2.50 6 -1.46 20 -29.20 
  Mohammed Khaleel, Majeed 1562 IRQ0.001-0.6920-13.80 
  Qahhar Mohammed, Ismael 1526 IRQ1.0010.27205.40 
  Ahmed, Farhad Ali 1698 IRQ0.001-0.5020-10.00 
  Kaziwa, Salah Abdullah 1422 IRQ1.0010.17203.40 
  Nazar, Jamil Khalid 1748 IRQ0.5010.07201.40 
  Miladi, Vahideh 1484 IRI0.001-0.7820-15.60 

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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