Individual Calculations December 2022
 Trachtmann, Mark  Total change: 4.60  Rating chartPersonal card
 Oberliga Wuerttemberg 2022-2023 November 2022 various GER 2022-11-06
RcRownchangeKK*chgGame
 2118 2218 1.50 2 0.23 20 4.60 
  Gustain, Marc 2189 GER1.0010.46209.20 
  Wunder, Niklas 2047 GER0.501-0.2320-4.60 

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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