Individual Calculations September 2011
 Van Den Berg, Ad  Total change: -25.35  Rating chartPersonal card
 Bilderbergschaaktoernooi Oosterbeek NED 2011-07-09
RcRownchangeKK*chgGame
 2079 2244 4.00 6 -0.29 15 -4.35 
  Landsbergen, Ron 2065 NED1.0010.27154.05 
  Visser, Gerrit 2071 BEL0.001-0.7315-10.95 
  Jonkman, Fokke 1999 NED0.501-0.3015-4.50 
  Etmans, Maarten f2131 NED1.0010.35155.25 
  Vlam, Horatio 2130 NED0.501-0.1615-2.40 
  Klein, Ron 2078 NED1.0010.28154.20 

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)
 
 15e Hogeschool Zeeland Toernooi Vlissingen NED 2011-07-30
RcRownchangeKK*chgGame
 1989 2244 5.00 8 -1.40 15 -21.00 
  Hijweegen, Louis 1848 NED1.0010.08151.20 
  Go, Benjamin 2124 NED0.001-0.6615-9.90 
  Bernshtein, Tomer 1919 ISR1.0010.13151.95 
  Bolleman, Erik 2042 NED0.501-0.2615-3.90 
  Stange, Sven 2110 NED0.501-0.1815-2.70 
  Armstrong, Malcolm J 1988 ENG0.001-0.8115-12.15 
  Van Gemert, Rogier 1904 NED1.0010.12151.80 
  Westerweele, Henrik 1980 NED1.0010.18152.70 

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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