Rapid: Individual Calculations August 2014
 Wiliam, Magdi  Total change: -7.20  Rating chartPersonal card
 Heliopolis Rapid Chess 2014 Cairo EGY 2014-07-14
RcRownchangeKK*chgGame
 1933 1919 2.50 6 -0.36 20 -7.20 
  Khalil, Hany 2029 EGY1.0010.652013.00 
  Nyazi, Nehad 2213 EGY0.001-0.1520-3.00 
  Mahdy, Tawfeik 2033 EGY0.001-0.3420-6.80 
  Abdo, Hany Elsayed 1887 EGY0.001-0.5420-10.80 
  Shawky, Maykel 1848 EGY0.501-0.1020-2.00 
  Zayan, Alaa 1589 EGY1.0010.12202.40 

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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