Individual Calculations July 2016
 Tarek, Mohamed  Total change: -6.80  Rating chartPersonal card
 Ras Elbar Chess Open Ras Elbar EGY 2016-05-30
RcRownchangeKK*chgGame
 2154 1807 0.00 3 -0.34 20 -6.80 
  Sayed, Hany 2171 EGY0.001-0.1020-2.00 
  Zayan, Mohamed f2144 EGY0.001-0.1220-2.40 
  Yasser, Mark f2146 EGY0.001-0.1220-2.40 

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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