Individual Calculations February 2019
 Hoekstra, Ronald  Total change: -106.80  Rating chartPersonal card
 Tata Steel Chess Tournament 2018 - Tienkampen Wijk aan Zee NED 2019-01-18
RcRownchangeKK*chgGame
 1752 1766 2.00 9 -2.67 40 -106.80 
  Regeling, Chris 1734 NED0.001-0.5440-21.60 
  Lucifora, Nicolas 1775 BEL0.001-0.4940-19.60 
  Weijgertze, Peter 1698 NED0.001-0.5940-23.60 
  Van Toor, Kees 1840 NED0.001-0.4040-16.00 
  Joppe, Korneel 1660 NED1.0010.364014.40 
  Van Soest, Roland 1834 NED0.001-0.4140-16.40 
  Duinmaijer, Martin 1798 NED1.0010.544021.60 
  Vermeulen, Dewi 1728 NED0.001-0.5540-22.00 
  Lardenoye, Bert 1700 NED0.001-0.5940-23.60 

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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