Individual Calculations September 2017
 Al Helaoy, Majed  Total change: 10.40  Rating chartPersonal card
 Biel Main Tournament (ATO) 2017 Biel SUI 2017-07-24
RcRownchangeKK*chgGame
 1854 1978 6.50 9 0.52 20 10.40 
  Reichert, Maximilian 1716 AUT1.0010.18203.60 
  Kleinhenz, Hans-Georg 1831 GER1.0010.30206.00 
  Roessinger, Jean-Jacques 1875 SUI1.0010.36207.20 
  Overney, Luca 1868 SUI1.0010.35207.00 
  Selinga, Jan 1933 SVK0.001-0.5620-11.20 
  Meyer, Prosper 1921 SUI0.001-0.5820-11.60 
  Liu, David 1854 AUS0.501-0.1720-3.40 
  Stegmaier, Walter 1883 SUI1.0010.37207.40 
  Florin, Jon 1806 SUI1.0010.27205.40 

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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