Individual Calculations April 2008
 Gosman, Theo  Total change: -25.65  Rating chartPersonal card
 Corus Chess 2008 - Tienkamp 3G Wijk aan Zee NED 2008-01-18
RcRownchangeKK*chgGame
 1956 2102 4.50 9 -1.71 15 -25.65 
  Van Wonderen, Piet 1976 NED0.001-0.6715-10.05 
  Boekelman, Jan 1977 NED1.0010.33154.95 
  Veerman, Jan 1949 NED1.0010.30154.50 
  Ernst, Heinz 2016 SUI0.501-0.1215-1.80 
  Bolster, Richard 2002 NED0.001-0.6415-9.60 
  Nagel, Jan 1954 NED1.0010.30154.50 
  Roggeveen, Wouter 2002 NED0.001-0.6415-9.60 
  Boot, Henk 1770 NED1.0010.12151.80 
  Sielicki, Tomasz 1960 POL0.001-0.6915-10.35 

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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