Individual Calculations December 2017
 Ibraheem, Awad  Total change: 24.00  Rating chartPersonal card
 The Loyal open Championship Khartoum SUD 2017-11-18
RcRownchangeKK*chgGame
 2108 2086 2.00 3 0.60 40 24.00 
  Atif, Mahgoub Elhassan 1872 SUD1.0010.23409.20 
  Iyti, Basher m2265 SYR1.0010.734029.20 
  Nadir, Samir f2187 SUD0.001-0.3640-14.40 

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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