Individual Calculations July 2008
 Hoekstra, Peter  Total change: 63.25  Rating chartPersonal card
 Intomart GfK Open Hilversum NED 2008-04-05
RcRownchangeKK*chgGame
 2165 1937 4.50 9 2.53 25 63.25 
  Oosterom, Erik 2160 NED0.5010.28257.00 
  Van Den Bergh, Jan 2148 NED1.0010.772519.25 
  Miedema, Roi f2281 NED0.001-0.1225-3.00 
  Henseler, Jorgen 2089 NED1.0010.702517.50 
  Lyell, Mark f2237 ENG0.5010.35258.75 
  Vermeulen, Wesley 2141 NED0.5010.26256.50 
  Van Oosten, Arend 2147 NED0.5010.27256.75 
  Hummel, Erik-Jan 2209 NED0.001-0.1725-4.25 
  Gosman, Theo 2076 NED0.5010.19254.75 

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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