Individual Calculations February 2018
 Van Westerop, Sebastiaan  Total change: -8.20  Rating chartPersonal card
 Tata Steel Tienkampen 2018 Wijk aan Zee NED 2018-01-19
RcRownchangeKK*chgGame
 1983 1935 3.50 9 -0.41 20 -8.20 
  Boot, Henk 2053 NED0.001-0.3420-6.80 
  Leung, Ho Yan Andrew 1981 HKG0.001-0.4420-8.80 
  Van Gils, Martin 1972 NED0.5010.05201.00 
  Van Orsouw, Theo 1936 NED0.001-0.5020-10.00 
  De Ruiter, Tom 2041 NED0.5010.14202.80 
  Van Tooren, Erik 1933 NED0.5010.00200.00 
  De Mon, Gino 1946 NED1.0010.522010.40 
  Nieland, Wim 1969 NED0.5010.05201.00 
  Smeets, Pierre 2018 NED0.5010.11202.20 

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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