Individual Calculations September 2009
 Van Der Poel, Henk  Total change: -8.55  Rating chartPersonal card
 Dutch Open Dieren NED 2009-07-21
RcRownchangeKK*chgGame
 2191 2282 5.00 9 -0.57 15 -8.55 
  Boulahfa, Hicham 2022 NED0.501-0.3215-4.80 
  Uthra, P. wf2063 IND1.0010.22153.30 
  Reinderman, Dimitri g2565 NED0.001-0.1615-2.40 
  Kabos, Tobias 2122 NED0.501-0.2115-3.15 
  Goudriaan, Etienne 2107 NED0.501-0.2315-3.45 
  De Ruiter, Danny 2003 NED0.501-0.3415-5.10 
  Van Leent, Dimitri f2192 NED1.0010.38155.70 
  Swinkels, Robin g2516 NED0.001-0.2115-3.15 
  Blees, Enrico 2130 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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