Rapid: Individual Calculations December 2019
 Abo Elftoh, Hany  Total change: -25.80  Rating chartPersonal card
 2nd Black Horse Alexandria EGY 2019-11-23
RcRownchangeKK*chgGame
 1659 1805 3.50 7 -1.29 20 -25.80 
  Mina, Ehab 1491 EGY1.0010.14202.80 
  Abdel Mageed, Ibrahim Mohamed 1621 EGY0.501-0.2420-4.80 
  Khalifa, Zeyad 1566 EGY1.0010.20204.00 
  Sakr, Hesham 1965 EGY0.001-0.2920-5.80 
  Hassan, Aly 1675 EGY0.001-0.6820-13.60 
  Elgarhy, Shawky 1625 EGY1.0010.26205.20 
  Mahmoud, Hassan 1672 EGY0.001-0.6820-13.60 

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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