Individual Calculations February 2020
 Seip, Rien  Total change: 11.40  Rating chartPersonal card
 Tata Steel Dagvierkampen 2020 Wijk aan Zee NED 2020-01-13
RcRownchangeKK*chgGame
 1963 1944 2.00 3 0.57 20 11.40 
  Wuijts, Johan 2003 NED0.5010.08201.60 
  Segers, Albert 1997 NED0.5010.07201.40 
  Meijer, Robbert 1889 NED1.0010.42208.40 

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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