Individual Calculations May 2011
 Van Der Marel, Bert  Total change: 15.75  Rating chartPersonal card
 NOSBO kampioenschap 2011 Groningen NED 2011-03-02
RcRownchangeKK*chgGame
 2048 2152 3.50 4 1.05 15 15.75 
  Salihbegovic, Edim 1777 BIH1.0010.09151.35 
  Abma, Klaas 2000 NED1.0010.30154.50 
  Rietveld, Renze 2259 NED1.0010.65159.75 
  Groenewold, Jan Joris 2157 NED0.5010.01150.15 

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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