Individual Calculations January 2009
 Valenta, Petr  Total change: 2.25  Rating chartPersonal card
 Svetla FIDE Open 2008 Sec CZE 2008-10-25
RcRownchangeKK*chgGame
 2019 1922 3.50 9 0.15 15 2.25 
  Havlik, Jindrich 2109 CZE0.001-0.2615-3.90 
  Schmalz, Michal 2023 CZE1.0010.64159.60 
  Sladek, Jaroslav 2062 CZE0.5010.19152.85 
  Janda, Zdenek 2161 CZE0.001-0.2015-3.00 
  Navratil, Jiri 1844 CZE0.001-0.6115-9.15 
  Paukert, Jan 1907 CZE1.0010.48157.20 
  Vala, Filip 2030 CZE0.001-0.3515-5.25 
  Vesecky, Martin 1956 CZE1.0010.55158.25 
  Novacek, Karel 2077 CZE0.001-0.2915-4.35 

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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