Individual Calculations October 2022
 Boeddeker, Henry  Total change: 4.00  Rating chartPersonal card
 Oranienburger Chess Open 2022 Oranienburg GER 2022-09-03
RcRownchangeKK*chgGame
 1891 2126 4.00 5 0.20 20 4.00 
  Ruddat, Jarne 1726  * GER1.0010.08201.60 
  Stegmann, Jens 1782 GER1.0010.12202.40 
  Breitzmann, Sander 1835 GER1.0010.15203.00 
  Dubessay, Bastien f2259 FRA0.001-0.3220-6.40 
  Schilling, Florian 1855 GER1.0010.17203.40 
 * 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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