Individual Calculations February 2019
 Lemmen, Gerrit  Total change: -26.80  Rating chartPersonal card
 Tata Steel Chess Tournament 2018 - Tienkampen Wijk aan Zee NED 2019-01-18
RcRownchangeKK*chgGame
 1710 1780 4.00 9 -1.34 20 -26.80 
  Van Foreest, Nanne 1702 NED1.0010.39207.80 
  Willemsen, Lourens 1765 NED0.001-0.5220-10.40 
  Schepens, Vincent 1769 BEL0.001-0.5220-10.40 
  De Beer, Norbert 1665 NED0.001-0.6620-13.20 
  Mihailescu, Lucian 1735 NED1.0010.44208.80 
  Jean, Robert 1604 FRA0.001-0.7320-14.60 
  Jakhari, Ansh 1558 NED1.0010.22204.40 
  Swart, Dirk-Willem 1832 NED0.5010.07201.40 
  Braun, Steven 1756 NED0.501-0.0320-0.60 

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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