Individual Calculations February 2020
 Straetker, Sebastian  Total change: -19.00  Rating chartPersonal card
 29. Erfurter Schachfestival Hauptturnier Erfurt GER 2019-12-26
RcRownchangeKK*chgGame
 1731 1888 4.00 7 -0.95 20 -19.00 
  Hagenbeck-Huebert, Ben 1693 GER0.501-0.2520-5.00 
  Metz, Marcus 1661 GER1.0010.21204.20 
  Westphal, Simon 1717 GER0.501-0.2320-4.60 
  Horatschek, Martin Jr. 1744 GER0.001-0.6920-13.80 
  Wagner, Andreas 1780 GER1.0010.35207.00 
  Voelk, Tobias 1721 GER1.0010.28205.60 
  Hagenbeck-Huebert, Lara 1802 GER0.001-0.6220-12.40 

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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