Individual Calculations September 2009
 Vredenborg, Carel  Total change: 2.25  Rating chartPersonal card
 13.Friedrichrodaer Schach-Open Friedrichroda GER 2009-07-22
RcRownchangeKK*chgGame
 2011 1979 3.00 6 0.15 15 2.25 
  Schomann, Michael 1783 GER1.0010.25153.75 
  Gutman, Lev g2379  * GER0.001-0.0815-1.20 
  Brandt, Fred 1915 GER0.501-0.0915-1.35 
  Zimmer, Frank, Dr. 1821 GER1.0010.29154.35 
  Kool, Gerard 2134 NED0.5010.21153.15 
  Kunow, Frank 2032 GER0.001-0.4315-6.45 
 * Rating difference of more than 400. Please read more at FIDE Handbook

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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