Individual Calculations November 2014
 Kelder, Sjoerd  Total change: -19.80  Rating chartPersonal card
 BDO Open Chess Tournament 2014 Haarlem NED 2014-10-11
RcRownchangeKK*chgGame
 2006 2002 2.50 7 -0.99 20 -19.80 
  Strating, Sybolt f2264 NED0.001-0.1820-3.60 
  Finkenflugel, Renzo 1925 NED0.501-0.1120-2.20 
  Holwijn, Melvin 1927 NED0.501-0.1020-2.00 
  Mestrom, Wolf 1808 NED0.001-0.7520-15.00 
  Koelewijn, Alex 2073 NED1.0010.602012.00 
  Steenbergen, Pepijn 1898 NED0.501-0.1420-2.80 
  Polak, Indra 2147 NED0.001-0.3120-6.20 

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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