Individual Calculations July 2009
 Dirksen, Marieke  Total change: -18.30  Rating chartPersonal card
 NKJ 2009 - A Meisjes Venlo NED 2009-04-24
RcRownchangeKK*chgGame
 1976 1950 2.50 8 -1.22 15 -18.30 
  De Cloet, Jeanine 1852 NED0.001-0.6315-9.45 
  Hortensius, Lisa 2027 NED0.001-0.3915-5.85 
  Brandenburg, Lucia 1915 NED0.501-0.0515-0.75 
  Harezlak, Mariko 1889 NED0.501-0.0815-1.20 
  Braggaar, Leonore 2031 NED0.001-0.3915-5.85 
  Munnik, Talitha 2021 NED1.0010.60159.00 
  Ferrier, Yvonne 1929 NED0.501-0.0315-0.45 
  Van Nies, Pauline 2141 NED0.001-0.2515-3.75 

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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