Individual Calculations April 2009
 Van Akkeren, Arno  Total change: 26.00  Rating chartPersonal card
 Deutsche Vereinsmeisterschaft U20 Arendsee GER 2008-12-27
RcRownchangeKK*chgGame
 1989 1700 2.00 6 1.04 25 26.00 
  Werthebach, Felix 2050 GER0.001-0.1125-2.75 
  Berner, Stephan 1915 GER1.0010.772519.25 
  Senay, Baris 1937 GER0.001-0.2025-5.00 
  Hummel, Dennis 1973 GER0.001-0.1725-4.25 
  Richter, Dustin 2008 GER1.0010.862521.50 
  Nuber, Helene 2050 GER0.001-0.1125-2.75 

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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