Individual Calculations September 2009
 Nagtegaal, Kees  Total change: -35.55  Rating chartPersonal card
 Intomart GfK Open 2009 Hilversum NED 2009-06-28
RcRownchangeKK*chgGame
 2091 2240 2.50 7 -2.37 15 -35.55 
  Beukema, Stefan 2009 NED0.501-0.2915-4.35 
  Van Der Lende, Ilias 2043 NED0.001-0.7515-11.25 
  Ten Hertog, Hugo 2073 NED0.001-0.7215-10.80 
  Theulings, Paul-Peter c2147 NED0.501-0.1315-1.95 
  Henseler, Jorgen 2097 NED0.501-0.1915-2.85 
  Schroer, Marcel 2140 NED0.001-0.6415-9.60 
  Goes, Sten 2127 NED1.0010.35155.25 

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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