Individual Calculations April 2008
 Veerman, Jan  Total change: -10.35  Rating chartPersonal card
 Corus Chess 2008 - Tienkamp 3G Wijk aan Zee NED 2008-01-18
RcRownchangeKK*chgGame
 1973 1949 3.50 9 -0.69 15 -10.35 
  Boot, Henk 1770 NED0.001-0.7315-10.95 
  Van Wonderen, Piet 1976 NED1.0010.54158.10 
  Gosman, Theo 2102 NED0.001-0.3015-4.50 
  Bolster, Richard 2002 NED0.5010.07151.05 
  Roggeveen, Wouter 2002 NED0.001-0.4315-6.45 
  Sielicki, Tomasz 1960 POL1.0010.52157.80 
  Boekelman, Jan 1977 NED0.001-0.4615-6.90 
  Ernst, Heinz 2016 SUI0.5010.09151.35 
  Nagel, Jan 1954 NED0.5010.01150.15 

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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