Individual Calculations January 2012
 Karim, Ismael  Total change: -17.00  Rating chartPersonal card
 Arab Games 2011. Open Section. Doha QAT 2011-12-13
RcRownchangeKK*chgGame
 2301 2405 2.00 6 -1.70 10 -17.00 
  Gator, Mosab 2115 LBA0.501-0.3410-3.40 
  Haddouche, Mohamed m2386 ALG0.001-0.5310-5.30 
  Amin, Bassem g2590 EGY0.001-0.2610-2.60 
  Al-Sayed, Mohammed g2514 QAT0.001-0.3510-3.50 
  Nadir, Samir c2125 SUD0.501-0.3410-3.40 
  Takrory, Hosam 2073 PLE1.0010.12101.20 

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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