Individual Calculations July 2019
 Retzlaff, Thomas  Total change: -21.80  Rating chartPersonal card
 Deutsche Schach-Amateurmeisterschaft 2018-2019 Finale C Magdeburg GER 2019-05-30
RcRownchangeKK*chgGame
 1876 1889 1.50 5 -1.09 20 -21.80 
  Brixius, Dirk 1835 GER0.501-0.0820-1.60 
  Woynowski, Manfred 1904 GER0.5010.02200.40 
  Franzenburg, Maria 1860 GER0.001-0.5420-10.80 
  Kosovska, Olena 1903 GER0.5010.02200.40 
  Schaefer, Patrick 1879 GER0.001-0.5120-10.20 

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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