Individual Calculations February 2018
 Forster, William  Total change: -35.40  Rating chartPersonal card
 Tata Steel Tienkampen 2018 Wijk aan Zee NED 2018-01-19
RcRownchangeKK*chgGame
 1838 1902 3.50 9 -1.77 20 -35.40 
  Den Dunnen, Lola 1781 NED0.001-0.6620-13.20 
  Radinger, Rudolf 1800 GER0.001-0.6420-12.80 
  Volders, Wessel 1853 NED0.501-0.0720-1.40 
  Veldhuysen, Klaas 1872 NED0.001-0.5420-10.80 
  Van Tuyl, Wim 1880 NED0.501-0.0320-0.60 
  Posthumus, Wim 1893 NED0.501-0.0120-0.20 
  Veerman, Jan 1814 NED1.0010.38207.60 
  Huijzer, Jacques 1924 NED0.001-0.4720-9.40 
  Wandy, Kasim 1726 NED1.0010.27205.40 

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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