Individual Calculations February 2020
 Veerman, Henk  Total change: 10.20  Rating chartPersonal card
 Tata Steel Dagvierkampen 2020 Wijk aan Zee NED 2020-01-13
RcRownchangeKK*chgGame
 1704 1718 0.50 2 -0.54 20 -10.80 
  Corpeleijn, Fred 1711 NED0.501-0.0120-0.20 
  Londers, Jan 1696 BEL0.001-0.5320-10.60 

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)
 
 Tata Steel Tienkampen 2020 Wijk aan Zee NED 2020-01-17
RcRownchangeKK*chgGame
 1762 1718 5.00 9 1.05 20 21.00 
  Dekker, Paul 1765 NED0.5010.07201.40 
  Groen, David 1762 NED1.0010.562011.20 
  Schimmel, Sipco 1779 NED0.5010.08201.60 
  Bertelkamp, Johan 1766 NED0.5010.07201.40 
  Bourassa, Louis 1699 CAN0.501-0.0320-0.60 
  Schoenmakers, Nico 1791 NED0.5010.10202.00 
  Duinmaijer, Martin 1759 NED1.0010.562011.20 
  Diaz Maguina, Daniel 1702 ARU0.501-0.0220-0.40 
  Beverdam, Frank 1832 NED0.001-0.3420-6.80 

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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