Individual Calculations October 2008
 Duchene, Rene  Total change: -11.25  Rating chartPersonal card
 BDO Challenger Tournament Haarlem NED 2008-08-09
RcRownchangeKK*chgGame
 2199 2221 4.00 9 -0.75 15 -11.25 
  De Groot, Marco 2157 NED0.001-0.5915-8.85 
  Van Der Lende, Ilias 1978 NED1.0010.20153.00 
  Croese, Cor 2363 NED0.5010.19152.85 
  Overeem, Marc f2288 NED0.001-0.4115-6.15 
  Rombaldoni, Andrea 2219 ITA1.0010.50157.50 
  Polak, Indra 2172 NED1.0010.43156.45 
  Klein, David 2135 NED0.501-0.1215-1.80 
  Lathouwers, Rob 2214 NED0.001-0.5115-7.65 
  Rubingh, Otto f2267 NED0.001-0.4415-6.60 

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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