Rapid: Individual Calculations April 2014
 Darwish, Refaat  Total change: -9.00  Rating chartPersonal card
 Egyptian Rapid Open 2014 Cairo EGY 2014-03-20
RcRownchangeKK*chgGame
 2104 1932 1.00 5 -0.45 20 -9.00 
  Ameir, Moheb m2259 EGY0.001-0.1320-2.60 
  Khalil, Ahmed Salem 1897 EGY1.0010.45209.00 
  Saber, Ibrahim 2179 EGY0.001-0.1920-3.80 
  Abo Nar, Mohamed 2147 EGY0.001-0.2320-4.60 
  Ibrahim, Sarwat 2040 EGY0.001-0.3520-7.00 

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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