Individual Calculations January 2011
 Ismail, Reda  Total change: 9.60  Rating chartPersonal card
 Egyptian Individual Open 2010 Cairo EGY 2010-11-22
RcRownchangeKK*chgGame
 2091 2173 6.00 9 0.64 15 9.60 
  Mahmoud, Maha 1792 EGY1.0010.09151.35 
  Naby, Saiid A. 2300 EGY0.001-0.3315-4.95 
  Abdel Ghany, Saleh 1997 EGY0.501-0.2315-3.45 
  Kamel, Mohamed 2060 EGY1.0010.35155.25 
  Elkady, Moustafa 1970 EGY0.001-0.7615-11.40 
  Hamam, Mahmoud 2054 EGY1.0010.34155.10 
  Mahdy, Tawfeik 2110 EGY1.0010.41156.15 
  Amin, Ashraf 2267 EGY1.0010.63159.45 
  Ismail, Hamed 2272 EGY0.5010.14152.10 

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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