Individual Calculations April 2019
 Halt, David  Total change: -13.20  Rating chartPersonal card
 Deutsche Schach-Amateurmeisterschaft 2018-2019 Q6 B Bad Wildungen GER 2019-03-01
RcRownchangeKK*chgGame
 1970 2068 2.50 5 -0.66 20 -13.20 
  Siemes, Robert 2005 GER1.0010.41208.20 
  Muntean, Radu-Liviu, Dr. 2009 ROU0.001-0.5820-11.60 
  Schueller, Tobias 1934 GER0.501-0.1820-3.60 
  Meyer, Stephan, Dr. 1891 GER0.501-0.2320-4.60 
  Cichy, Michael, Dr. 2009 GER0.501-0.0820-1.60 

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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