Individual Calculations March 2024
 Chyzynski, David  Total change: 12.40  Rating chartPersonal card
 Landesliga Hamburg 2023-2024 February 2024 various GER 2024-02-04
RcRownchangeKK*chgGame
 2025 1770 1.00 2 0.62 20 12.40 
  Purniel Umpierre, Christian 2002 GER0.001-0.2120-4.20 
  Diekmann, Jens 2047 GER1.0010.832016.60 

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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