Individual Calculations July 2015
 Hasanen, Haleem Hussein  Total change: -19.20  Rating chartPersonal card
 IRAQI Youth U10, U12,U14 Championships 2015 Baghdad IRQ 2015-06-11
RcRownchangeKK*chgGame
 1510 1257 0.00 2 -0.39 40 -15.60 
  Al-Fayyadh, Yamama Asif Abdula wc1574 IRQ0.001-0.1340-5.20 
  Ali Abbas, Abdulzahra 1445 IRQ0.001-0.2640-10.40 

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 Clubs Championship 2015(under 14 years) Baghdad IRQ 2015-06-13
RcRownchangeKK*chgGame
 1413 1257 0.50 2 -0.09 40 -3.60 
  Ameer, Dhafer Abdulameer c1434 IRQ0.5010.23409.20 
  Mahmood, Hussein Ali 1392 IRQ0.001-0.3240-12.80 

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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