Individual Calculations September 2010
 Hachijan, Armen  Total change: 1.35  Rating chartPersonal card
 Dutch Open Dieren NED 2010-07-27
RcRownchangeKK*chgGame
 2238 2158 3.50 8 0.09 15 1.35 
  Swinkels, Robin g2483 NED0.5010.37155.55 
  Iotov, Valentin g2558  * BUL0.001-0.0815-1.20 
  De Wilde, Rik 1956 NED0.501-0.2615-3.90 
  Lombaers, Peter 2042 NED0.501-0.1615-2.40 
  Beerdsen, Thomas 1976 NED1.0010.26153.90 
  Haub, Thorsten Michael m2518 GER0.001-0.1015-1.50 
  Vereggen, Lars 1957 NED1.0010.24153.60 
  Siebrecht, Sebastian g2417 GER0.001-0.1815-2.70 
 * Rating difference of more than 400. Please read more at FIDE Handbook

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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