Individual Calculations September 2012
 Orwatsch, Gerhard  Total change: 1.50  Rating chartPersonal card
 4th International Chess Open in Vellmar - Open A Vellmar GER 2012-07-26
RcRownchangeKK*chgGame
 2080 2072 3.50 7 0.10 15 1.50 
  Hefner, Felix 1847 GER1.0010.22153.30 
  Plueg, Andreas f2303 GER0.5010.29154.35 
  Hahn, Markus 2146 GER0.001-0.4015-6.00 
  Schaefer, Annabelle 1860 GER1.0010.23153.45 
  Hoffmann, Lukas 2173 GER0.5010.14152.10 
  Hagenlueke, Thomas 2023 GER0.501-0.0715-1.05 
  Baciu, Diana wf2211 MDA0.001-0.3115-4.65 

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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