Individual Calculations August 2018
 Bollaart, Jeroen  Total change: 17.20  Rating chartPersonal card
 Amsterdam Science Park 2018 - B Amsterdam NED 2018-07-07
RcRownchangeKK*chgGame
 1914 1886 5.00 9 0.86 20 17.20 
  Van Den Bergh, Ben 2019 NED1.0010.682013.60 
  Van T Schip, Richard 1997 NED0.5010.15203.00 
  Yeh, Timo 1705 NED0.501-0.2420-4.80 
  Van De Kamp, Rob 1949 NED0.5010.09201.80 
  De Ruiter, Tom 2032 NED0.5010.20204.00 
  Koeweiden, Bart 1781 NED0.501-0.1420-2.80 
  Veenstra, Frits 1837 NED0.501-0.0720-1.40 
  Brouwer, Timon 1969 NED1.0010.612012.20 
  Honkoop, Gilian 1941 NED0.001-0.4220-8.40 

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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