Individual Calculations January 2010
 Douissa, Oussama  Total change: -5.75  Rating chartPersonal card
 Memorial Mohamed Slama Monastir TUN 2009-09-23
RcRownchangeKK*chgGame
 2282 2199 3.50 9 -0.23 25 -5.75 
  Rizouk, Aimen g2500 ALG0.001-0.1525-3.75 
  Komarov, Dimitri g2550 UKR0.001-0.1125-2.75 
  Abbes, Ali 2123 TUN1.0010.402510.00 
  Mabrouk, Fathi 1973 TUN0.501-0.2925-7.25 
  Jemai, Akram 2158 TUN0.501-0.0625-1.50 
  Zaibi, Amir c2161 TUN0.501-0.0525-1.25 
  Taeib, Sahbi 2074 TUN1.0010.33258.25 
  Ezat, Mohamed m2470 EGY0.001-0.1725-4.25 
  Rausis, Igor 2525 CZE0.001-0.1325-3.25 

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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