Individual Calculations July 2008
 Van Der Heijden, Coen  Total change: 22.20  Rating chartPersonal card
 Dutch Team Competition - 1A - round 7-9 Various NED 2007-09-15
RcRownchangeKK*chgGame
 2119 2125 3.00 3 1.48 15 22.20 
  De Wit, Gerard 2003 NED1.0010.33154.95 
  Both, Bert 2160 NED1.0010.55158.25 
  Theulings, Paul-Peter c2194 NED1.0010.60159.00 

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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