Individual Calculations July 2023
 Wierer, Sebastian, Dr.  Total change: -10.80  Rating chartPersonal card
 12. Oeffinger Schachopen Fellbach-Oeffingen GER 2023-05-26
RcRownchangeKK*chgGame
 1697 1539 1.00 4 -0.27 40 -10.80 
  Partik, Markus 1899 GER0.001-0.1040-4.00 
  Jaster, Dirk 1795 GER0.001-0.1940-7.60 
  Mueller, Aaron 1347 GER1.0010.254010.00 
  Rudolf, Marc 1748 GER0.001-0.2340-9.20 

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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