Individual Calculations July 2023
 Kummerow, Heiko  Total change: -21.80  Rating chartPersonal card
 XII. Unser Fritz-Open 2023 Herne GER 2023-06-07
RcRownchangeKK*chgGame
 2003 2154 3.50 7 -1.09 20 -21.80 
  Hofer, Stefan 1758 GER1.0010.08201.60 
  Golovanj, Andrej 2320 UKR0.001-0.2820-5.60 
  Seinsoth, Paul 1760 GER1.0010.08201.60 
  Stricker, Florian 2221 GER0.001-0.4120-8.20 
  Braun, Joshua 1754  * GER1.0010.08201.60 
  Wolter, Kai, Dr. f2200 GER0.5010.06201.20 
  Tomiczny, Darius 2005 GER0.001-0.7020-14.00 
 * Rating difference of more than 400. Please read more at FIDE Handbook

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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