Individual Calculations April 2009
 Van Der Hoeven, Gert-Jan  Total change: -3.45  Rating chartPersonal card
 1B - r 4-5 - Dutch Team Competition Various NED 2008-09-27
RcRownchangeKK*chgGame
 2195 2281 1.00 2 -0.23 15 -3.45 
  Diepeveen, Vincent f2262 NED0.001-0.5315-7.95 
  De Hoog, Ronnie 2128 NED1.0010.30154.50 

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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