Individual Calculations February 2015
 Van Westerop, Sebastiaan  Total change: 15.60  Rating chartPersonal card
 Tata Steel Chess Tournament 2015 - T3J Wijk aan Zee NED 2015-01-16
RcRownchangeKK*chgGame
 1980 1957 5.00 9 0.78 20 15.60 
  Helder, Marc 2085 NED0.001-0.3320-6.60 
  Brouwer, Rein 2076 NED0.001-0.3420-6.80 
  Noordkamp, Wouter 1998 NED0.5010.06201.20 
  Van Der Hooven, Evert 1931 NED1.0010.46209.20 
  Kat, Rudolf 1962 NED0.5010.01200.20 
  Oud, Niek 1914 NED0.501-0.0620-1.20 
  Ramer, Milan 2016 NED1.0010.582011.60 
  Van Der Schee, Peter 1890 NED1.0010.41208.20 
  Overweg, Danny 1947 NED0.501-0.0120-0.20 

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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