Individual Calculations January 2024
 Buchholz, Ralph  Total change: -38.40  Rating chartPersonal card
 Deutsche Schach-Amateurmeisterschaft 2023-2024 Q1 D Duesseldorf GER 2023-12-16
RcRownchangeKK*chgGame
 1567 1684 1.00 3 -0.96 40 -38.40 
  Clauss, Annika 1555 GER0.501-0.1740-6.80 
  Ploeger, Marc Andre 1523 GER0.001-0.7140-28.40 
  Chakhalov, Mikael 1623 GER0.501-0.0840-3.20 

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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