Individual Calculations January 2009
 Taher, Ali  Total change: -4.05  Rating chartPersonal card
 16 th Prince Mohammed Internatinal Tornament - Men 2008 Amman JOR 2008-10-16
RcRownchangeKK*chgGame
 2024 1967 1.00 3 -0.27 15 -4.05 
  Saloos, Ibrahim 1946 JOR1.0010.47157.05 
  Al Sayaed, Mohamed 2111 EGY0.001-0.3115-4.65 
  Abandah, Jamal 2015 JOR0.001-0.4315-6.45 

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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