Individual Calculations January 2017
 Marwan, Hama Xalb Ahmed  Total change: 0.00  Rating chartPersonal card
 5th Khanzad Classis Chess tournament 2016 Erbil IRQ 2016-12-14
RcRownchangeRpKK*chgGame
 1620 0 1.00 5 0.00 1380   0.00 
  Ahmed, Farhad Ali 1674 IRQ0.0010.00 0.00 
  Baxtyar, Hama Salih Ahmed 1733 IRQ0.0010.00 0.00 
  Qahhar Mohammed, Ismael 1559 IRQ1.0010.00 0.00 
  Shkar, Hamid Abdullah 1585 IRQ0.0010.00 0.00 
  Paywand, Shakir Sherko 1550 IRQ0.0010.00 0.00 

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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