Individual Calculations July 2009
 Seifert, Ronny  Total change: 3.15  Rating chartPersonal card
 16. Cuxhaven Open Cuxhaven GER 2009-03-21
RcRownchangeKK*chgGame
 2018 1990 3.00 6 0.21 15 3.15 
  Hertel, Peter f2227 GER0.5010.30154.50 
  Noack, Reiner 2146 GER0.001-0.2915-4.35 
  Jung, Michael Prof. 1815 GER1.0010.27154.05 
  Cuno, Thomas 2046 GER0.001-0.4215-6.30 
  Schencke, Guenther 1860 GER1.0010.32154.80 
  Hoffmann, Roger 2012 LUX0.5010.03150.45 

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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