Individual Calculations September 2009
 Folkertsma, Peter  Total change: 0.00  Rating chartPersonal card
 1.Senioren Schach-Open Bad Neuenahr-Ahrweiler GER 2009-06-21
RcRownchangeRpKK*chgGame
 1847 0 3.00 6 0.00 1847   0.00 
  Faust, Gottfried 1960 GER0.0010.00 0.00 
  Klein, Alfred 1800 GER1.0010.00 0.00 
  Willms, Willi 1935 GER0.5010.00 0.00 
  Micheel, Peter 1970 GER0.0010.00 0.00 
  Timmermann, Helmut 1835 GER0.5010.00 0.00 
  Geibel, Henning 1584 GER1.0010.00 0.00 

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)
 

 

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