Individual Calculations February 2019
 Duinmaijer, Martin  Total change: -42.20  Rating chartPersonal card
 Tata Steel Chess Tournament 2018 - Tienkampen Wijk aan Zee NED 2019-01-18
RcRownchangeKK*chgGame
 1748 1798 3.00 9 -2.11 20 -42.20 
  Lardenoye, Bert 1700 NED1.0010.37207.40 
  Regeling, Chris 1734 NED0.001-0.5920-11.80 
  Lucifora, Nicolas 1775 BEL0.001-0.5320-10.60 
  Weijgertze, Peter 1698 NED0.001-0.6420-12.80 
  Van Toor, Kees 1840 NED0.001-0.4420-8.80 
  Joppe, Korneel 1660 NED1.0010.31206.20 
  Hoekstra, Ronald 1766 NED0.001-0.5420-10.80 
  Van Soest, Roland 1834 NED0.001-0.4520-9.00 
  Vermeulen, Dewi 1728 NED1.0010.40208.00 

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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