Individual Calculations December 2017
 Rettig, Helge  Total change: 2.00  Rating chartPersonal card
 Heusenstamm Sparkassen Open 2017 A Heusenstamm GER 2017-11-23
RcRownchangeKK*chgGame
 2031 2005 3.50 7 0.10 20 2.00 
  Stocek, Jiri g2405  * CZE0.001-0.0820-1.60 
  Reinhold, Guenther, Dr. 1861 GER1.0010.31206.20 
  Berg, Klaus m2340 DEN0.001-0.1220-2.40 
  Reinecke, Katharina 1888 GER0.501-0.1620-3.20 
  Engel, Jan 1830 GER1.0010.27205.40 
  Kammerer, Utz 1719 GER1.0010.16203.20 
  Berghof, Axel 2173 GER0.001-0.2820-5.60 
 * 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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