Individual Calculations April 2009
 Strehlow, Horst  Total change: 11.85  Rating chartPersonal card
 25.offene Berliner Senioren Stadtmeisterschaft Berlin GER 2009-02-12
RcRownchangeKK*chgGame
 1983 2117 3.50 4 0.79 15 11.85 
  Barwich, Alfred 1919 GER1.0010.24153.60 
  Kornath, Heinrich 1945 GER1.0010.27154.05 
  Fitzke, Ulrich 1998 GER1.0010.34155.10 
  Glatthor, Thomas 2071 GER0.501-0.0615-0.90 

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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