Individual Calculations July 2008
 Van Tuyl, Wim  Total change: -2.25  Rating chartPersonal card
 Intomart GfK Open Hilversum NED 2008-04-05
RcRownchangeKK*chgGame
 2062 1964 2.50 7 -0.15 15 -2.25 
  Lyell, Mark f2237 ENG0.001-0.1715-2.55 
  Esau, Omar 1837 RSA1.0010.33154.95 
  Bok, Benjamin 2180 NED0.001-0.2215-3.30 
  Markus, John Raymond 2200 NED0.001-0.2015-3.00 
  De Visser, Arno 1895 NED0.501-0.1015-1.50 
  Van Den Bergh, Jan 2148 NED0.001-0.2615-3.90 
  Westerman, Henk 1940 NED1.0010.47157.05 

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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