Individual Calculations February 2023
 Van Der Stap, Harry  Total change: -47.00  Rating chartPersonal card
 Tata Steel Tienkampen 2023 Wijk aan Zee NED 2023-01-20
RcRownchangeKK*chgGame
 1851 1837 1.50 8 -2.35 20 -47.00 
  Gassner, Yuri 1878 NED0.001-0.4420-8.80 
  Breedveld, Erik 1840 NED0.5010.00200.00 
  Graaf, Jeroen 1779 NED0.501-0.0820-1.60 
  Gagnepain, Laurent 1798 FRA0.001-0.5520-11.00 
  Van Soest, Roland 1822 NED0.501-0.0220-0.40 
  Van Tuyl, Wim 1876 NED0.001-0.4520-9.00 
  Van Dijkhuizen, Robbert 1873 NED0.001-0.4520-9.00 
  De Freytas, Paul 1941 NED0.001-0.3620-7.20 

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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