Individual Calculations September 2009
 Van Ojik, Mark  Total change: -12.75  Rating chartPersonal card
 BDO Challenger Tournament Haarlem NED 2009-08-15
RcRownchangeKK*chgGame
 2342 2244 2.50 9 -0.85 15 -12.75 
  Rombaldoni, Andrea 2269 ITA0.001-0.4715-7.05 
  De Haan, Eric f2349 NED0.001-0.3615-5.40 
  Ten Hagen, Yorick 2150 NED1.0010.37155.55 
  Strating, Sybolt f2340 NED1.0010.63159.45 
  Richter, Christian m2417 GER0.001-0.2715-4.05 
  Flumbort, Andras m2507 HUN0.001-0.1815-2.70 
  Stets, Dmitry m2427 UKR0.001-0.2615-3.90 
  De Jager, Jaap f2358 NED0.001-0.3415-5.10 
  Gijswijt, Bart 2265 NED0.5010.03150.45 

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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