Rapid: Individual Calculations April 2014
 Rokaya, Ahmed  Total change: 4.20  Rating chartPersonal card
 2nd Gharbia Rapid 2014 Mahalla EGY 2014-03-22
RcRownchangeKK*chgGame
 1995 1738 1.00 4 0.21 20 4.20 
  Abdel Razik, Ahmed 2098 EGY0.001-0.1020-2.00 
  Negm, Ahmed 2074 EGY0.001-0.1220-2.40 
  Diab, Medhat 1832 EGY0.001-0.3720-7.40 
  Kamal, Edmon 1976 EGY1.0010.802016.00 

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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