Individual Calculations October 2012
 Chahrour, Ibrahim  Total change: 5.70  Rating chartPersonal card
 2012 World Youth U16 Chess Olympiad Istanbul TUR 2012-08-29
RcRownchangeKK*chgGame
 1924 1953 3.50 6 0.38 15 5.70 
  Harvey, Marcus R 2134 ENG0.5010.24153.60 
  Chau, Bernard 1985 AUS0.5010.04150.60 
  Noori, Sabah 1847 IRQ1.0010.36155.40 
  Nazarov, Rustem 2108 TKM0.001-0.2915-4.35 
  Kargaci, Humeyra 1553  * TUR1.0010.08151.20 
  Van De Venter, Waldo 1914 RSA0.501-0.0515-0.75 
 * Rating difference of more than 400. Please read more at FIDE Handbook

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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