Individual Calculations March 2010
 Van Dijk, Harold  Total change: 33.75  Rating chartPersonal card
 Corus Chess Tournament - Dag 1A Wijk aan Zee NED 2010-01-18
RcRownchangeKK*chgGame
 2233 2269 3.00 3 1.35 25 33.75 
  Abcouwer, Jan-Bart 2209 NED1.0010.422510.50 
  Akrawi, Samir f2269 NED1.0010.502512.50 
  Witt, Rob f2220 NED1.0010.432510.75 

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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