Individual Calculations February 2018
 Posthumus, Wim  Total change: -126.80  Rating chartPersonal card
 Tata Steel Tienkampen 2018 Wijk aan Zee NED 2018-01-19
RcRownchangeKK*chgGame
 1839 1893 2.00 9 -3.17 40 -126.80 
  Huijzer, Jacques 1924 NED0.001-0.4640-18.40 
  Wandy, Kasim 1726 NED0.001-0.7240-28.80 
  Den Dunnen, Lola 1781 NED0.001-0.6540-26.00 
  Radinger, Rudolf 1800 GER1.0010.374014.80 
  Volders, Wessel 1853 NED0.501-0.0640-2.40 
  Forster, William c1902 NZL0.5010.01400.40 
  Van Tuyl, Wim 1880 NED0.001-0.5240-20.80 
  Veldhuysen, Klaas 1872 NED0.001-0.5340-21.20 
  Veerman, Jan 1814 NED0.001-0.6140-24.40 

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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