Individual Calculations July 2009
 Pfeiffer, Joerg  Total change: 32.00  Rating chartPersonal card
 Berliner Einzelmeisterschaft offenes Qualifikationsturnier Berlin GER 2009-04-11
RcRownchangeKK*chgGame
 1962 1761 3.00 7 1.28 25 32.00 
  Reiche, Henry 2013 GER0.5010.31257.75 
  Fehrmann, Gregor 1993 GER0.5010.29257.25 
  Segerberg, Tomas 1949 SWE1.0010.742518.50 
  Galkin, Wladislaw 1921 GER0.001-0.2925-7.25 
  Krusemark, Gerhard 1879 GER1.0010.662516.50 
  Gremm, Albert Juergen 1961 GER0.001-0.2425-6.00 
  Muskewitz, Bernd 2015 GER0.001-0.1925-4.75 

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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