Individual Calculations January 2009
 Westerman, Henk  Total change: -6.90  Rating chartPersonal card
 18.Seniors World Championship Open Bad Zwischenahn GER 2008-10-28
RcRownchangeKK*chgGame
 2021 1932 3.00 9 -0.46 15 -6.90 
  Acers, Jude 2225 USA0.001-0.1515-2.25 
  Goy, Udo 2212 GER0.001-0.1615-2.40 
  Knobling, Rolf 1687 GER1.0010.20153.00 
  Klempt, Guenter 2066 GER0.001-0.3215-4.80 
  Zelkind, Natalya 1795 USA1.0010.32154.80 
  Tavcar, Rado 2057 SLO0.001-0.3315-4.95 
  Belokpyt, Boris 2032 RUS0.5010.14152.10 
  Juergens, Peter 2062 GER0.5010.18152.70 
  Rost Van Tonningen, Otto 2050 NED0.001-0.3415-5.10 

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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