Individual Calculations September 2017
 Arp, Frans  Total change: -33.60  Rating chartPersonal card
 Dutch Open 2017 - Reserve A Dieren NED 2017-07-25
RcRownchangeKK*chgGame
 1828 2019 5.00 9 -1.68 20 -33.60 
  Van De Peut, Aart 1850 NED0.501-0.2220-4.40 
  Schilthuizen, Sander 1772 NED0.501-0.3120-6.20 
  Viersma, Murk 1866 NED0.501-0.2020-4.00 
  Evengroen, Bernard 1811 NED0.501-0.2720-5.40 
  Beukema, Constantijn 1701 BEL0.001-0.8720-17.40 
  Beukema, Christiaan 1767 BEL1.0010.19203.80 
  Leentjens, Gilbert 1850 NED1.0010.28205.60 
  Van De Pavoordt, Max 1921 NED0.001-0.6320-12.60 
  Rutjes, Twan 1911 NED1.0010.35207.00 

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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