Individual Calculations April 2009
 Wegner, Horst  Total change: -13.25  Rating chartPersonal card
 Deutsche Amateurmeisterschaft B Koeln-Bruehl GER 2009-02-20
RcRownchangeKK*chgGame
 1971 1979 1.50 4 -0.53 25 -13.25 
  Buchkremer, Felix, Dr. 2071 GER0.001-0.3725-9.25 
  Johnen, Franz 1903 GER0.501-0.1025-2.50 
  Doernbrack, Arne 1850 GER0.501-0.1725-4.25 
  Glinzk, Michael 2058 GER0.5010.11252.75 

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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