Individual Calculations April 2009
 Abou El Zein, Eid Mahmoud  Total change: 3.00  Rating chartPersonal card
 1st Elsead Club Cairo EGY 2009-02-15
RcRownchangeKK*chgGame
 2179 2334 6.50 9 0.20 15 3.00 
  Ibrahim, Mohamed 2138 EGY1.0010.25153.75 
  Fatehy, Tarek 2226 EGY0.001-0.6515-9.75 
  Shehata, Aly 2118 EGY1.0010.22153.30 
  Wageih, Kareim m2205 EGY0.001-0.6715-10.05 
  Abd El Fatah, Reda Fadel 2187 EGY0.501-0.2015-3.00 
  Mona, Khaled wg2016 EGY1.0010.13151.95 
  Sameeh, Hany f2270 EGY1.0010.41156.15 
  Abdel Rahman, Alla 2174 EGY1.0010.29154.35 
  Yousry, Salah 2274 EGY1.0010.42156.30 

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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