Individual Calculations February 2017
 Van Westerop, Sebastiaan  Total change: -41.80  Rating chartPersonal card
 Tata Steel Chess Tournament 2017 - Tienkampen Wijk aan Zee NED 2017-01-20
RcRownchangeKK*chgGame
 2010 1977 2.00 9 -2.09 20 -41.80 
  Happel, Henk f2074 NED0.001-0.3720-7.40 
  Wedda, Dries 1996 NED0.001-0.4720-9.40 
  Mesman, Edwyn 1951 NED0.001-0.5420-10.80 
  Hummel, Joop 2008 NED0.5010.04200.80 
  Hasenbank, Dirk 1939 GER0.501-0.0520-1.00 
  Slisser, Theo 2048 NED0.001-0.4020-8.00 
  Brouwer, Timon 1985 NED0.001-0.4920-9.80 
  De Jong, Roel 1996 NED0.001-0.4720-9.40 
  Van Halderen, Herman 2095 NED1.0010.662013.20 

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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