Individual Calculations February 2019
 Siebel, Holger  Total change: -17.80  Rating chartPersonal card
 28. Erfurter Schachfestival Hauptturnier Erfurt GER 2018-12-26
RcRownchangeKK*chgGame
 1747 1879 4.50 8 -0.89 20 -17.80 
  Schmieder, Kerstin 1694 GER0.501-0.2420-4.80 
  Kroh, Christian 1651 GER0.501-0.2920-5.80 
  Nahlik, Bernhard, Dr. 1709 GER1.0010.28205.60 
  Hielscher, Ursula 1766 GER0.501-0.1520-3.00 
  Guetschow, Christian 1775 GER1.0010.36207.20 
  Fleischmann, Yannic 1785 GER0.001-0.6320-12.60 
  Boehme, Sebastian 1784 GER0.501-0.1320-2.60 
  Treiber, Marco 1814 GER0.501-0.0920-1.80 

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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