Individual Calculations September 2014
 Klein Douwel, John  Total change: 23.00  Rating chartPersonal card
 Dutch Open 2014 - Reserve A Dieren NED 2014-07-22
RcRownchangeKK*chgGame
 1975 1881 4.50 9 1.15 20 23.00 
  Van Meegen, Ruud 2057 NED0.5010.23204.60 
  De Wit, Albert 2008 NED0.5010.17203.40 
  Moerkerken, Remko 1965 NED0.5010.12202.40 
  De Roos, Radboud 1944 NED1.0010.592011.80 
  Bloem, Mark 1967 NED0.5010.12202.40 
  Moes, Waldemar 2025 NED0.001-0.3120-6.20 
  Tozaki, Halil 1976 TUR0.5010.13202.60 
  Van Velzen, Martin 1912 NED0.5010.04200.80 
  Zwirs, Jasper 1921 NED0.5010.06201.20 

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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