Individual Calculations April 2013
 Pruefer, Friedbert, Prof. Dr.  Total change: -8.70  Rating chartPersonal card
 20. VFB Schach Leipzig Open Leipzig GER 2013-03-05
RcRownchangeKK*chgGame
 2016 2154 5.50 9 -0.58 15 -8.70 
  Langer, Stefan, Dr. 1805 GER1.0010.11151.65 
  Schmid, Eugen 1960 GER1.0010.25153.75 
  Lubbe, Nikolas 2417 GER0.001-0.1815-2.70 
  Duzy, Stefan 1961 GER0.001-0.7515-11.25 
  Bronn, Gottfried 1899 GER1.0010.19152.85 
  Hentzgen, Thomas 2023 GER1.0010.32154.80 
  Just, Joachim 2033 GER0.501-0.1615-2.40 
  Schreiter, Thomas 2022 GER0.501-0.1815-2.70 
  Webner, Dennis 2022 GER0.501-0.1815-2.70 

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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