Rapid: Individual Calculations December 2015
 Alrashidi, Yousef  Total change: 7.20  Rating chartPersonal card
 8th Kuwait Rapid Chess Championship 2015 Kuwait KUW 2015-10-30
RcRownchangeKK*chgGame
 1321 1596 2.00 2 0.36 20 7.20 
  El-Bittar, John Fadi 1220 USA1.0010.09201.80 
  Yousef, Salah 1421 KUW1.0010.27205.40 

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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