Individual Calculations September 2019
 Streich, Justus  Total change: -5.20  Rating chartPersonal card
 Vienna Chess Open B Vienna AUT 2019-08-17
RcRownchangeKK*chgGame
 1820 1955 4.50 7 -0.26 20 -5.20 
  Grosser, Juergen 1758 GER0.501-0.2520-5.00 
  Birg, Jovan 1777 AUT1.0010.27205.40 
  Mazzolini, Stefano 1821 ITA0.501-0.1820-3.60 
  Alge, Wolfgang 1822 AUT0.501-0.1820-3.60 
  Molnar, Kristof 1817 AUT1.0010.31206.20 
  Opitz, Frank 1862 GER1.0010.37207.40 
  Braguine, Victor 1882 AUS0.001-0.6020-12.00 

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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