Individual Calculations February 2020
 Wierzbicki, Jirawat  Total change: -22.80  Rating chartPersonal card
 13. Internationales Winteropen Berlin GER 2019-12-27
RcRownchangeKK*chgGame
 1963 2172 4.50 7 -0.57 40 -22.80 
  Andress, Sylvio 1772  * GER1.0010.08403.20 
  Gruner, Klaus-Dieter 1837 GER1.0010.12404.80 
  Geldner, Gerrit 1820 GER1.0010.11404.40 
  Richter, Leonard 2257 GER0.5010.12404.80 
  Foerster, Jonas 2267 GER0.001-0.3740-14.80 
  Mueller, Johannes 1772  * GER1.0010.08403.20 
  Heerde, Thomas 2014 GER0.001-0.7140-28.40 
 * 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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