Individual Calculations March 2016
 Wiggerman, Jan  Total change: -21.20  Rating chartPersonal card
 Tata Steel Chess Tournament 2016 - Tienkampen Wijk aan Zee NED 2016-01-22
RcRownchangeKK*chgGame
 1867 1871 3.50 9 -1.06 20 -21.20 
  Copier, Richard 1782 NED0.001-0.6220-12.40 
  Schmidt, Hans-Juergen 1922 GER1.0010.572011.40 
  Avis, Fred 1880 NED0.001-0.4920-9.80 
  Van Maassen, Berend 1952 NED0.5010.11202.20 
  Kastelijn, Toine 1902 NED1.0010.542010.80 
  Hoeneveld, Maarten 1741 NED0.001-0.6820-13.60 
  Van De Griend, Johan 1883 NED0.001-0.4820-9.60 
  Tan, John 1880 NED0.5010.01200.20 
  De Kleijnen, Henk 1860 NED0.501-0.0220-0.40 

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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