Individual Calculations February 2020
 Groot, Cornelis  Total change: -81.60  Rating chartPersonal card
 Tata Steel Tienkampen 2020 Wijk aan Zee NED 2020-01-17
RcRownchangeKK*chgGame
 1504 1639 2.00 6 -2.04 40 -81.60 
  Woudsma, Ron 1543 NED0.001-0.6340-25.20 
  Dessens, John 1328 NED0.501-0.3640-14.40 
  Schlepuetz, Volker, Dr. 1518 GER0.001-0.6640-26.40 
  Riera Mestres, Josep 1570 ESP0.501-0.1040-4.00 
  De Bruijn, Theo 1474 NED0.501-0.2240-8.80 
  Veelenturf, Wim 1589 NED0.501-0.0740-2.80 

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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