Individual Calculations February 2024
 Siebarth, Marco  Total change: -25.60  Rating chartPersonal card
 Deutsche Schach-Amateurmeisterschaft 2023-2024 Q2 B Potsdam GER 2024-01-05
RcRownchangeKK*chgGame
 1943 2066 2.00 5 -1.28 20 -25.60 
  Sohr, Jim 1979 GER1.0010.38207.60 
  Kreutz, Jonas 2006 GER0.001-0.5820-11.60 
  Morczynski, Joachim 1781 GER0.001-0.8420-16.80 
  Schmidt, Peter 2042 GER0.001-0.5320-10.60 
  Kaehler, Arne 1905 GER1.0010.29205.80 

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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