Individual Calculations December 2017
 Schmidt, Peter  Total change: 15.80  Rating chartPersonal card
 Deutsche Schach-Amateurmeisterschaft 2017-2018 Q2 B Magdeburg GER 2017-11-17
RcRownchangeKK*chgGame
 2034 1917 2.50 5 0.79 20 15.80 
  Welsh, Michael 2023 IRL0.5010.14202.80 
  Doerge, Sven 1997 GER1.0010.612012.20 
  Roehr, Tobias 2064 GER0.001-0.3020-6.00 
  Keuchen, Michael 2012 GER0.001-0.3720-7.40 
  Koenig, Marco, Dr. 2074 GER1.0010.712014.20 

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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