Individual Calculations September 2009
 Sommer, Sonja  Total change: -9.60  Rating chartPersonal card
 28th St.Veiter Schachturnier St.Veit AUT 2009-07-11
RcRownchangeKK*chgGame
 2109 2078 3.50 9 -0.64 15 -9.60 
  Kavcic, Zan f2301 SLO0.001-0.2215-3.30 
  Schober, Michael 1930 AUT0.001-0.7015-10.50 
  Valent, Peter 2040 AUT1.0010.45156.75 
  Waldner, Alois 2130 AUT1.0010.57158.55 
  Hempel, Olaf 2090 GER0.5010.02150.30 
  Wilfling, Hermann 2168 AUT0.001-0.3815-5.70 
  Eichhorn, Alfred 2120 AUT0.5010.06150.90 
  Hafner, Robert 2087 AUT0.001-0.4915-7.35 
  Kornprat, Manfred 2112 AUT0.5010.05150.75 

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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