Individual Calculations February 2024
 De Bruijn, Tjerk-Peter  Total change: 13.20  Rating chartPersonal card
 Tata Steel Chess 204 - Weekend three-round event Wijk aan Zee NED 2024-01-12
RcRownchangeKK*chgGame
 1863 1784 1.50 3 0.33 40 13.20 
  Kroot, Ad 1884 NED0.5010.14405.60 
  Roomer, Paul 1820 NED1.0010.554022.00 
  Van Der Meulen, Kasper 1884 NED0.001-0.3640-14.40 

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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