Individual Calculations November 2010
 Vos, Tjark  Total change: 20.10  Rating chartPersonal card
 Open BDO Tournament Haarlem NED 2010-08-21
RcRownchangeKK*chgGame
 2016 1777 3.00 8 1.34 15 20.10 
  Bekker, Stefan 2049 NED0.001-0.1715-2.55 
  Burggraaf, Jan-Theodoor 2037 NED0.001-0.1815-2.70 
  Van De Peut, Aart 1989 NED1.0010.771511.55 
  Sula, Avni 2064 ALB0.001-0.1615-2.40 
  Balla, Tom 2120 NED0.001-0.1215-1.80 
  Vreeburg, Jan 1953 NED0.5010.23153.45 
  Ligteringen, Allard 1900 NED1.0010.671510.05 
  Bakker, Joop 2019 NED0.5010.30154.50 

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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