Individual Calculations February 2017
 Heijboer, Pieter  Total change: 7.60  Rating chartPersonal card
 Tata Steel Chess Tournament 2017 - Tienkampen Wijk aan Zee NED 2017-01-20
RcRownchangeKK*chgGame
 1992 2043 5.50 9 0.38 20 7.60 
  Van Tuyl, Wim 1939 NED0.001-0.6420-12.80 
  Kim, Changhoon c1912 KOR0.501-0.1820-3.60 
  Wijgers, Ben 1990 NED0.001-0.5720-11.40 
  Bakker, Jeroen 1957 NED0.501-0.1220-2.40 
  Robert, Pierre 2082 BEL0.5010.05201.00 
  Buitink, Bert 1946 NED1.0010.37207.40 
  Galje, Hans 2071 NED1.0010.542010.80 
  Moller, Werner 1982 NED1.0010.42208.40 
  Voss, Herman 2049 NED1.0010.512010.20 

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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