Individual Calculations January 2024
 Sereda, Yaroslava  Total change: -18.80  Rating chartPersonal card
 NRW-Klasse Gruppe 4 2023-2024 December 2023 various GER 2023-12-03
RcRownchangeKK*chgGame
 2123 1958 0.50 1 0.22 40 8.80 
  Gikas, Andreas Basilius 2123 GER0.5010.22408.80 

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)
 
 2. Kieler Wochenendturnier Kiel GER 2023-12-08
RcRownchangeKK*chgGame
 1931 1958 2.00 5 -0.69 40 -27.60 
  Wennmann, Thorsten 1987 GER0.001-0.4640-18.40 
  Goldmann, David 1925 GER0.501-0.0540-2.00 
  Harutyunyan, Hovhannes 1804 GER0.501-0.2140-8.40 
  Neuendorf, Max 2001 GER0.5010.06402.40 
  Reuter, Maximilian 1939 GER0.501-0.0340-1.20 

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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