Individual Calculations February 2018
 Van Tuyl, Wim  Total change: 20.20  Rating chartPersonal card
 Tata Steel Tienkampen 2018 Wijk aan Zee NED 2018-01-19
RcRownchangeKK*chgGame
 1841 1880 6.00 9 1.01 20 20.20 
  Wandy, Kasim 1726 NED1.0010.29205.80 
  Den Dunnen, Lola 1781 NED0.501-0.1420-2.80 
  Radinger, Rudolf 1800 GER1.0010.39207.80 
  Volders, Wessel 1853 NED1.0010.46209.20 
  Forster, William c1902 NZL0.5010.03200.60 
  Veldhuysen, Klaas 1872 NED0.001-0.5120-10.20 
  Posthumus, Wim 1893 NED1.0010.522010.40 
  Veerman, Jan 1814 NED1.0010.41208.20 
  Huijzer, Jacques 1924 NED0.001-0.4420-8.80 

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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