Individual Calculations September 2012
 Westerberg, Jonathan  Total change: 3.00  Rating chartPersonal card
 Stockholm Open 2012 Stockholm SWE 2012-08-09
RcRownchangeKK*chgGame
 2272 2311 3.50 6 0.20 15 3.00 
  Bergstrom, Rolf f2277 SWE0.501-0.0515-0.75 
  Poley, Vladimir m2322 BLR0.001-0.4815-7.20 
  Cederstam-Barsk, Carl 2215 SWE1.0010.37155.55 
  Jansson, Anders O 2099 SWE1.0010.23153.45 
  Karlsson, Lars g2432 SWE0.5010.16152.40 
  Henriksson, Johan f2288 SWE0.501-0.0315-0.45 

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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