Individual Calculations February 2020
 Bergen, Fred  Total change: -33.40  Rating chartPersonal card
 Tata Steel Tienkampen 2020 Wijk aan Zee NED 2020-01-17
RcRownchangeKK*chgGame
 1617 1761 4.50 9 -1.67 20 -33.40 
  De Vreeze, Frans 1684 NED1.0010.39207.80 
  Adavatkar, Rugved 1733 NED1.0010.46209.20 
  Gijsbers, Joop 1538 NED0.501-0.2820-5.60 
  Jansma, Dennis 1444 NED0.001-0.8720-17.40 
  De Ruyter, Wim 1623 NED0.501-0.1920-3.80 
  Blaas, Stephan 1604 NED0.501-0.2120-4.20 
  Jean, Robert 1666 FRA0.001-0.6320-12.60 
  Hubers, Daan 1555 NED0.001-0.7620-15.20 
  Wolters, Dick 1702 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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