Individual Calculations October 2008
 Serdijn, Adinda  Total change: -12.45  Rating chartPersonal card
 2e Leiden Chess Tournament Leiden NED 2008-07-11
RcRownchangeKK*chgGame
 2073 2051 2.50 7 -0.83 15 -12.45 
  Van Zetten, Maarten 1923 NED1.0010.33154.95 
  Meijer, Dolf 2237 NED0.5010.24153.60 
  Schroer, Marcel 2111 NED0.001-0.4215-6.30 
  Wantola, Ivo 2277 NED0.001-0.2115-3.15 
  Van Kempen, Roderick 1982 NED0.001-0.6015-9.00 
  Oosthout, Wouter 1995 NED1.0010.42156.30 
  Boulahfa, Hicham 1985 NED0.001-0.5915-8.85 

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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