Individual Calculations January 2009
 Mueller, Jason L  Total change: -21.75  Rating chartPersonal card
 17th Annual Kings Island Open Mason, Ohio USA 2008-11-14
RcRownchangeKK*chgGame
 2221 2196 1.00 4 -0.87 25 -21.75 
  Stryjecki, Marek m2424 POL0.001-0.2125-5.25 
  Odeh, Kenneth 2005 NGR1.0010.25256.25 
  Homa, Seth 2224 USA0.001-0.4625-11.50 
  Dean, Jim H f2231 USA0.001-0.4525-11.25 

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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