Individual Calculations September 2010
 Kupfer, Michael, Dr.  Total change: -42.30  Rating chartPersonal card
 Kreuzberg 2010 Open Berlin GER 2010-06-26
RcRownchangeKK*chgGame
 1944 2124 4.50 9 -1.93 15 -28.95 
  Ziems, Michael 1798 GER0.501-0.3715-5.55 
  Bauer, Stefan 1724  * GER1.0010.08151.20 
  Nagel, Gerhard 1975 GER1.0010.30154.50 
  Hahlbohm, Matthias 2095 GER0.001-0.5415-8.10 
  Kropman, Alexei 2013 GER0.001-0.6515-9.75 
  Baumeister, Wolfgang 1855 GER1.0010.17152.55 
  Kornath, Heinrich 1976 GER1.0010.30154.50 
  Glantz, Robert 2207 GER0.001-0.3915-5.85 
  Schmalzried, Volker 1853 GER0.001-0.8315-12.45 
 * 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)
 
 Arctic Chess Challenge 2010 Tromsø NOR 2010-07-31
RcRownchangeKK*chgGame
 2097 2085 2.50 7 -0.89 15 -13.35 
  Socko, Monika gwg2477 POL0.001-0.0815-1.20 
  Poobalasingam, Peter S f2326 ENG0.001-0.2015-3.00 
  Salomon, Johan 1770 NOR0.501-0.3615-5.40 
  Nomat, Emil-Lion 1826 IRQ1.0010.18152.70 
  Van Den Bersselaar, Jeroen 2197 NED0.001-0.3515-5.25 
  Ramondino, Renzo f2289 ITA0.001-0.2415-3.60 
  Kjoita, Torgeir 1796 NOR1.0010.16152.40 

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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