Individual Calculations February 2023
 Veelenturf, Wim  Total change: 4.60  Rating chartPersonal card
 Tata Steel Tienkampen 2023 Wijk aan Zee NED 2023-01-20
RcRownchangeKK*chgGame
 1495 1518 5.00 9 0.23 20 4.60 
  Hogervorst, Paul 1423 NED0.501-0.1320-2.60 
  Farel, Edgard 1547 GER0.5010.04200.80 
  Van Dijk, Menno 1590 NED1.0010.602012.00 
  Pot, Hans 1490 NED0.501-0.0420-0.80 
  Bergshoeff, Bert 1595 NED0.001-0.3920-7.80 
  Buschman, Marten 1470 NED0.501-0.0720-1.40 
  Pathak, Raghav 1309 NED0.501-0.2720-5.40 
  Bellamy, Linda 1439 NED1.0010.39207.80 
  Koopmans, Perry 1592 NED0.5010.10202.00 

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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