Individual Calculations September 2009
 Ruotanen, Helge  Total change: -14.25  Rating chartPersonal card
 Naantali Summer Tournament Naantali FIN 2009-06-29
RcRownchangeKK*chgGame
 1860 2025 4.00 7 -0.95 15 -14.25 
  Rantamo, Keijo 1935 FIN1.0010.38155.70 
  Walta, Paeivi wf1854 FIN1.0010.27154.05 
  Heikkilae, Antti 2003 FIN0.001-0.5315-7.95 
  Uusitupa, Erika 1691 FIN0.001-0.8815-13.20 
  Jaederholm, Bo 1892 FIN1.0010.32154.80 
  Viljanen, Jouko 1885 FIN1.0010.31154.65 
  Uusitupa, Antti 1760 FIN0.001-0.8215-12.30 

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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