Individual Calculations July 2009
 Bartosik, Joanna  Total change: -13.00  Rating chartPersonal card
 Silesian Team Championship woj slaskie POL 2009-01-11
RcRownchangeKK*chgGame
 2000 1872 0.50 3 -0.52 25 -13.00 
  Krasnodebska, Magdalena 2085 POL0.001-0.2325-5.75 
  Gonsior, Monika 2099 POL0.001-0.2125-5.25 
  Krupa, Anna 1816 POL0.501-0.0825-2.00 

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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