Individual Calculations February 2023
 Beukema, Constantijn  Total change: 134.80  Rating chartPersonal card
 Tata Steel Tienkampen 2023 Wijk aan Zee NED 2023-01-20
RcRownchangeKK*chgGame
 1866 1685 5.50 8 3.37 40 134.80 
  Snijders, Take 1779 NED0.5010.13405.20 
  Dekker, Jop 1930 NED0.001-0.2040-8.00 
  Ten Ham, John 1888 NED1.0010.764030.40 
  Schilthuizen, Sander 1889 NED0.5010.264010.40 
  Eijgelaar, Jeroen 1862 NED0.5010.23409.20 
  Van Pinxteren, Gerard 1854 NED1.0010.724028.80 
  Van Ginkel, Henk 1816 NED1.0010.684027.20 
  Kubbenga, Michael 1912 NED1.0010.794031.60 

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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