Individual Calculations March 2010
 Akkanen, Timo  Total change: -4.50  Rating chartPersonal card
 Championship of Helsinki B1 Group Helsinki FIN 2009-12-30
RcRownchangeKK*chgGame
 1728 1879 4.50 7 -0.30 15 -4.50 
  Liu, Dennis 1608 FIN0.001-0.8315-12.45 
  Viljanen, Jouko 1871 FIN0.501-0.0115-0.15 
  Juselius, Harry 1739 FIN1.0010.31154.65 
  Luoma, Heikki 1739 FIN1.0010.31154.65 
  Telenius, Kimmo 1795 FIN0.501-0.1215-1.80 
  Mannberg, Henry 1833 FIN0.501-0.0615-0.90 
  Niva, Henri 1513 FIN1.0010.10151.50 

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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