Individual Calculations September 2019
 De Jong, Tom  Total change: -5.00  Rating chartPersonal card
 Dutch Open 2019 Dieren NED 2019-07-23
RcRownchangeKK*chgGame
 2159 2176 4.00 8 -0.25 20 -5.00 
  Pruijssers, Roeland g2534 NED0.001-0.1020-2.00 
  Nicolai, Amir 2101 NED0.001-0.6020-12.00 
  Verhoef, Pieter 2161 NED0.501-0.0220-0.40 
  Kazarian, Anna-Maja fwm2142 NED1.0010.45209.00 
  Shakhverdian, William 2001 NED1.0010.27205.40 
  De Boer, Bas 2117 NED0.001-0.5820-11.60 
  Ypma, Jord 1968 NED1.0010.23204.60 
  Tang, Charlie 2247 NED0.5010.10202.00 

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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