Individual Calculations November 2014
 Jackson, James P  Total change: 15.80  Rating chartPersonal card
 BDO Challenger Tournament 2014 Haarlem NED 2014-10-11
RcRownchangeKK*chgGame
 2359 2336 5.00 9 0.79 20 15.80 
  Admiraal, Miguoel f2336 NED1.0010.502010.00 
  Kohlweyer, Bernd m2407 GER0.5010.10202.00 
  Bosboom, Manuel m2442 NED0.001-0.3620-7.20 
  Kerigan, Demre f2339 TUR1.0010.502010.00 
  Haast, Anne wm2357 NED0.5010.03200.60 
  Van Oosterom, Chiel m2384 NED0.001-0.4320-8.60 
  Umudova, Nargiz wm2219 AZE1.0010.34206.80 
  Kevlishvili, Robby f2320 NED0.001-0.5220-10.40 
  Hopman, Pieter f2431 NED1.0010.632012.60 

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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