Individual Calculations March 2012
 Boekelman, Jan  Total change: 32.40  Rating chartPersonal card
 Tata Steel Chess Tournament 2011 - 3E Tienkampen Wijk aan Zee NED 2012-01-20
RcRownchangeKK*chgGame
 1991 2068 7.00 8 2.16 15 32.40 
  Beerdsen, Thomas 2032 NED1.0010.45156.75 
  Kossen, Johannes 1985 NED1.0010.39155.85 
  Gouma, Ronald 1934 NED0.501-0.1815-2.70 
  Hansen, Lars-Henrik Bech 2006 DEN1.0010.41156.15 
  Kunst, Andre 2050 NED1.0010.47157.05 
  Oud, Niek 2039 NED1.0010.46156.90 
  Pover, Piet 1995 NED0.501-0.1015-1.50 
  Kastelein, Gerard 1884 NED1.0010.26153.90 

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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