Individual Calculations February 2017
 Happel, Henk  Total change: 6.20  Rating chartPersonal card
 Tata Steel Chess Tournament 2017 - Tienkampen Wijk aan Zee NED 2017-01-20
RcRownchangeKK*chgGame
 1993 2074 5.50 8 0.62 10 6.20 
  Van Westerop, Sebastiaan 1977 NED1.0010.37103.70 
  De Jong, Roel 1996 NED1.0010.39103.90 
  Van Halderen, Herman 2095 NED0.001-0.4710-4.70 
  Brouwer, Timon 1985 NED0.501-0.1210-1.20 
  Wedda, Dries 1996 NED1.0010.39103.90 
  Mesman, Edwyn 1951 NED0.501-0.1710-1.70 
  Hummel, Joop 2008 NED1.0010.41104.10 
  Hasenbank, Dirk 1939 GER0.501-0.1810-1.80 

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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