Individual Calculations September 2009
 Richter, Thomas  Total change: 2.40  Rating chartPersonal card
 18.Apolda Open Apolda GER 2009-08-20
RcRownchangeKK*chgGame
 1937 1838 2.50 6 0.16 15 2.40 
  Feuerstack, Aljoscha 2238  * GER0.001-0.0815-1.20 
  Kuenne, Lutz Dieter, Dr. 1601 GER1.0010.20153.00 
  Simon, Eric 2089 GER0.001-0.1915-2.85 
  Dietze, Otto 1820 GER1.0010.47157.05 
  Zimmermann, Rene 2023 GER0.001-0.2615-3.90 
  Petigk, Falk 1849 GER0.5010.02150.30 
 * 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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