Individual Calculations September 2012
 Petri, Alexander  Total change: -5.25  Rating chartPersonal card
 Kieler Open 2012 Kiel GER 2012-07-28
RcRownchangeKK*chgGame
 2057 2183 5.50 9 -0.35 15 -5.25 
  Rohmann, Volker 1898 GER1.0010.16152.40 
  Kropp, Juergen 2015 GER0.501-0.2215-3.30 
  Meyer, Juergen 2023 GER1.0010.29154.35 
  Dyrgaard, Kristoffer 2252 DEN0.5010.10151.50 
  Wrage, Steffen 1919 GER0.501-0.3215-4.80 
  Hebbinghaus, Holger f2256 GER0.5010.10151.50 
  Hebbering, Tom Elliot 1929 GER0.501-0.3115-4.65 
  Junge, Ralph f2322 GER0.001-0.3115-4.65 
  Franzenburg, Maria 1903 GER1.0010.16152.40 

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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