Individual Calculations February 2013
 Van Vorselen, Theo  Total change: -23.25  Rating chartPersonal card
 Tata Steel Chess Tournament 2013 Tienkampen 5E Wijk aan Zee NED 2013-01-18
RcRownchangeKK*chgGame
 1763 1822 2.50 7 -1.55 15 -23.25 
  Leeuwerik, Hans 1880 NED0.001-0.4215-6.30 
  Walthaus, Cees 1834 NED1.0010.52157.80 
  Barteling, Jan 1674 NED0.001-0.7015-10.50 
  Plooijer, Johan 1776 NED1.0010.44156.60 
  Peters, Harry 1784 NED0.501-0.0515-0.75 
  Vellekoop, Kees 1681 NED0.001-0.6915-10.35 
  Van Strien, Bart 1714 NED0.001-0.6515-9.75 

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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