Individual Calculations February 2020
 Weijgertze, Peter  Total change: -45.20  Rating chartPersonal card
 Tata Steel Tienkampen 2020 Wijk aan Zee NED 2020-01-17
RcRownchangeKK*chgGame
 1741 1708 2.50 8 -1.13 40 -45.20 
  Grooten, Tommy 1685 NED0.001-0.5340-21.20 
  Kooiman, Egbert 1710 NED0.001-0.5040-20.00 
  Poland, Jan 1823 NED1.0010.664026.40 
  Van Dorsten, Jon 1726 NED0.001-0.4740-18.80 
  Kleinjan, Pim 1807 NED0.001-0.3640-14.40 
  Smeets, Kobe 1620 NED0.001-0.6240-24.80 
  De Ruijter, Sylvain 1731 NED0.5010.03401.20 
  Roomer, Paul 1822 NED1.0010.664026.40 

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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