Individual Calculations September 2009
 Burg, Brent  Total change: 4.20  Rating chartPersonal card
 Dutch Open - Reserve A Dieren NED 2009-07-21
RcRownchangeKK*chgGame
 1994 2050 2.00 3 0.28 15 4.20 
  Scholten, Karel 1967 NED1.0010.39155.85 
  Van Vliet, Gert-Jan 2114 NED0.5010.09151.35 
  Kollen, Zyon 1900 NED0.501-0.2015-3.00 

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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