Individual Calculations February 2018
 Van Der Velden, Bram  Total change: 9.20  Rating chartPersonal card
 Tata Steel Tienkampen 2018 Wijk aan Zee NED 2018-01-19
RcRownchangeKK*chgGame
 2100 2188 6.00 9 0.46 20 9.20 
  Grigoryan, Meri wf2047 ENG0.501-0.1920-3.80 
  De Niet, Gert-Michiel 2133 NED0.001-0.5820-11.60 
  Binnendijk, Ferdinand 2086 NED1.0010.36207.20 
  Jaksland, Tim f2205 DEN0.5010.02200.40 
  Kastelijn, Toine 1937 NED1.0010.19203.80 
  Royakkers, Guido 2174 NED0.501-0.0220-0.40 
  Wiechert, Hans f2197 GER0.5010.01200.20 
  Merbis, Max 2120 NED1.0010.41208.20 
  Frans, Richard 2003 NED1.0010.26205.20 

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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