Individual Calculations February 2020
 De Beer, Norbert  Total change: -12.00  Rating chartPersonal card
 Tata Steel Dagvierkampen 2020 Wijk aan Zee NED 2020-01-13
RcRownchangeKK*chgGame
 1863 1813 1.00 3 -0.30 40 -12.00 
  Heuts, John 1881 NED1.0010.594023.60 
  Dekker, Jasper 1767 NED0.001-0.5640-22.40 
  Fasel, Ton 1940 NED0.001-0.3340-13.20 

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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