Individual Calculations May 2011
 Pfaff, Alexander  Total change: -21.75  Rating chartPersonal card
 Wuerttemberg Verbandsliga Nord Wuerttemberg GER 2010-10-10
RcRownchangeKK*chgGame
 2000 1987 2.50 7 -0.87 25 -21.75 
  Pfeifer, Wilfried 2023 GER0.5010.05251.25 
  Stegmaier, Michael 1850 GER1.0010.32258.00 
  Mayer, Joachim 2135 GER0.5010.20255.00 
  Haecker, Sonja 2048 GER0.001-0.4225-10.50 
  Schuster, Gerhard 2006 GER0.001-0.4725-11.75 
  Schauz, Martin 1996 GER0.5010.01250.25 
  Karatsioras, Nikos 1942 GER0.001-0.5625-14.00 

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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