Individual Calculations February 2020
 De Vreeze, Frans  Total change: 6.40  Rating chartPersonal card
 Tata Steel Tienkampen 2020 Wijk aan Zee NED 2020-01-17
RcRownchangeKK*chgGame
 1625 1684 5.50 9 0.32 20 6.40 
  Bergen, Fred 1761 NED0.001-0.3920-7.80 
  De Ruyter, Wim 1623 NED1.0010.42208.40 
  Blaas, Stephan 1604 NED0.001-0.6120-12.20 
  Jean, Robert 1666 FRA1.0010.47209.40 
  Hubers, Daan 1555 NED1.0010.33206.60 
  Wolters, Dick 1702 NED1.0010.532010.60 
  Jansma, Dennis 1444 NED0.001-0.8020-16.00 
  Adavatkar, Rugved 1733 NED1.0010.572011.40 
  Gijsbers, Joop 1538 NED0.501-0.2020-4.00 

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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