Individual Calculations September 2018
 De Roos, Radboud  Total change: 5.60  Rating chartPersonal card
 Dutch Open 2018 - Reserve A Dieren NED 2018-07-24
RcRownchangeKK*chgGame
 1942 1919 4.50 9 0.28 20 5.60 
  Etmans, Maarten f2064 NED0.001-0.3120-6.20 
  Schut, Peter 1801 NED1.0010.34206.80 
  Kolakovic, Klaudio 2076 GER0.001-0.2920-5.80 
  Martinez, Anna 1829 NED0.501-0.1220-2.40 
  Rookus, Sjoerd 1796 NED1.0010.33206.60 
  Van Ee, Robin 1987 NED0.5010.09201.80 
  Reichardt, Robin 1972 NED0.5010.07201.40 
  De Vries, Bram 1960 NED1.0010.562011.20 
  Berghuis, Marten 1996 NED0.001-0.3920-7.80 

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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