Individual Calculations July 2009
 Kreyssig, Robert  Total change: 13.20  Rating chartPersonal card
 16.VFB Schach Leipzig Open Leipzig GER 2009-03-31
RcRownchangeKK*chgGame
 2007 1801 3.00 7 1.30 15 19.50 
  Schindler, Christian 2142 GER0.001-0.1215-1.80 
  Lutz, Harald 2002 GER0.5010.26153.90 
  Zaerban, Jan Christopher 1959 GER1.0010.711510.65 
  Seiler, Dirk 2013 GER0.001-0.2315-3.45 
  Nerlich, Vincent 1927 GER1.0010.671510.05 
  Hoffmann, Steffen 2056 GER0.001-0.1915-2.85 
  Werner, Hubert 1950 GER0.5010.20153.00 

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)
 
 Deutsche Jugendmeisterschaft U12 Willingen GER 2009-05-30
RcRownchangeKK*chgGame
 1818 1787 0.50 2 -0.42 15 -6.30 
  Koop, Thorben 1735 GER0.501-0.0715-1.05 
  Lerch, Philipp 1900 GER0.001-0.3515-5.25 

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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