Individual Calculations February 2020
 De Roode, Rob  Total change: 30.40  Rating chartPersonal card
 Tata Steel Dagvierkampen 2020 Wijk aan Zee NED 2020-01-13
RcRownchangeKK*chgGame
 1836 1896 2.50 3 0.76 40 30.40 
  Schol, Jan 1776 NED1.0010.344013.60 
  Steffers, Hendrik 1903 NED0.5010.01400.40 
  Dunsche, Daniel 1830 GER1.0010.414016.40 

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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