Rapid: Individual Calculations April 2019
 Abo Elftoh, Hany  Total change: -34.80  Rating chartPersonal card
 Nasser Seddik ChessRapid 3 Alexandria EGY 2019-03-06
RcRownchangeKK*chgGame
 1808 1681 1.50 5 -0.23 20 -4.60 
  Helmy, Amro 2023 EGY0.001-0.1220-2.40 
  Elatar, Mohamed 1860 EGY0.5010.23204.60 
  Elsayed, Islam 1898 EGY0.001-0.2220-4.40 
  Michael Emad, Kerlus 1494 EGY1.0010.26205.20 
  Sawers, Kerlus 1767 EGY0.001-0.3820-7.60 

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)
 
 Tanta Rapid Tanta EGY 2019-03-27
RcRownchangeKK*chgGame
 1640 1681 3.00 8 -1.51 20 -30.20 
  Khalil, Ahmed Salem 2081  * EGY0.001-0.0820-1.60 
  Reda, Michael 1355 EGY1.0010.13202.60 
  Anwar, Ashraf Mohamed 2081  * EGY0.001-0.0820-1.60 
  Elshikh, Abdelwanis 1471 EGY1.0010.23204.60 
  Elgantiry, Ahmed 1885 EGY0.001-0.2420-4.80 
  Tamer Rafaat, Adham 1410 EGY0.001-0.8320-16.60 
  Abo Kamil, Mohamed Abbas 1451 EGY0.001-0.7920-15.80 
  Osama, Abdel Rahman 1386 EGY1.0010.15203.00 
 * Rating difference of more than 400. Please read more at FIDE Handbook

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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