Individual Calculations April 2009
 Kohtz, Andreas  Total change: -8.25  Rating chartPersonal card
 Deutsche Amateurmeisterschaft B Aalen GER 2008-12-19
RcRownchangeKK*chgGame
 2014 2095 2.50 5 -0.55 15 -8.25 
  Wiebusch, Marc 2021 GER1.0010.40156.00 
  Rieber, Rene 2037 GER0.001-0.5815-8.70 
  Begri, Robert 2013 GER0.001-0.6115-9.15 
  Sebastian, Michael 1997 GER0.501-0.1315-1.95 
  Farmani Anosheh, Yasha 2002 GER1.0010.37155.55 

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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