Individual Calculations May 2010
 Al-Zayat, Ahmed  Total change: -11.70  Rating chartPersonal card
 championat de Tunisie individuel 2010 Monastir TUN 2010-03-20
RcRownchangeKK*chgGame
 2107 1956 0.50 4 -0.78 15 -11.70 
  Kaabi, Mejdi m2314 TUN0.001-0.1015-1.50 
  Ben Nasr, Sami 2034 TUN0.001-0.3915-5.85 
  Abbes, Ali 2157 TUN0.001-0.2415-3.60 
  Ben Farahat, Ramadan 1921 LBA0.501-0.0515-0.75 

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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