Individual Calculations April 2009
 Nuenchert, Reinhard  Total change: -5.00  Rating chartPersonal card
 33.Potsdamer Weihnachtsturnier Potsdam GER 2008-12-27
RcRownchangeKK*chgGame
 1928 1890 2.00 5 -0.20 25 -5.00 
  Bach, Ulf-Gunter 2022 GER0.001-0.3225-8.00 
  Mildenberger, Hans 1610 GER1.0010.16254.00 
  Bernhoeft, Erhard 2037 GER0.5010.20255.00 
  Voelz, Stephan 2010 GER0.5010.16254.00 
  Bachran, Boris 1960 GER0.001-0.4025-10.00 

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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