Individual Calculations April 2009
 Sturm, Timo  Total change: -15.25  Rating chartPersonal card
 25. InternationalesTravemuender Schach-Open Luebeck GER 2008-12-27
RcRownchangeKK*chgGame
 2101 1855 0.00 3 -0.61 25 -15.25 
  Puth, Dieter f2205 GER0.001-0.1125-2.75 
  Witte, Ronald 2057 GER0.001-0.2425-6.00 
  Delfs, Jan-Peter 2042 GER0.001-0.2625-6.50 

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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