Individual Calculations February 2022
 Aldakak, Ghassan  Total change: -30.80  Rating chartPersonal card
 Asian Seniors Chess Championship Over-50 Damascus SYR 2021-12-06
RcRownchangeKK*chgGame
 1917 1818 1.50 6 -0.77 40 -30.80 
  Hammoudi, Ali 2124 SYR0.001-0.1440-5.60 
  Ayman, Jazayri 1953 SYR0.5010.18407.20 
  Barakat, Dilkhwaz. 1809 SYR0.001-0.5140-20.40 
  Said, Nasser. 1845 SYR1.0010.544021.60 
  Al -Rubaye, Hasan Abed Shahwaz 1740 IRQ0.001-0.6140-24.40 
  Bello, Gassan 2029 SYR0.001-0.2340-9.20 

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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