Rapid: Individual Calculations February 2019
 Mostafa, Elsayed Mohamed  Total change: -33.00  Rating chartPersonal card
 Alex Ches Alexandria EGY 2019-01-07
RcRownchangeKK*chgGame
 1763 1928 4.00 8 -1.65 20 -33.00 
  Abdel Raouf, Zyad 1537 EGY1.0010.09201.80 
  Hamouda, Mostafa 1702 EGY0.001-0.7920-15.80 
  Ibrahem, Atea 1720 EGY1.0010.23204.60 
  Raslan, Moustafa 2235 EGY0.001-0.1420-2.80 
  Tamer, Ahmed c1723 EGY0.001-0.7620-15.20 
  Saiid, Atef Saiid 1725 EGY1.0010.24204.80 
  Abdel Mageed, Ibrahim Mohamed 1748 EGY1.0010.26205.20 
  Ibrahim, Sameh 1710 EGY0.001-0.7820-15.60 

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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