Individual Calculations September 2009
 Grabitz, Georg, Dr.  Total change: -8.40  Rating chartPersonal card
 12.offene Seniorenmeisterschaft Niedersachsen Bad Bevensen GER 2009-07-07
RcRownchangeKK*chgGame
 1994 2091 4.50 8 -0.56 15 -8.40 
  Diskin, Semen 2026 GER0.001-0.5915-8.85 
  Pachler, Klaus, Dr. 1944 GER0.501-0.2015-3.00 
  Schwanke, Gerhard 1953 GER0.501-0.1915-2.85 
  Von Janta, Lothar 2031 GER1.0010.42156.30 
  Leuschner, Guenter 2006 GER0.501-0.1215-1.80 
  Kuehn, Peter 2026 GER0.501-0.0915-1.35 
  Fleischer, Martin 1927 GER1.0010.28154.20 
  Gudat, Alfons 2039 GER0.501-0.0715-1.05 

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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