Individual Calculations October 2015
 Atea, Gamal  Total change: -69.60  Rating chartPersonal card
 Alexandria Open 2015 Alexandria EGY 2015-08-22
RcRownchangeKK*chgGame
 1653 1979 0.00 2 -1.74 40 -69.60 
  Khalaf, Ashraf 1707 EGY0.001-0.8340-33.20 
  Hany, John 1598 EGY0.001-0.9140-36.40 

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)
 

 

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