Individual Calculations September 2011
 Mattsson, Michael  Total change: -13.20  Rating chartPersonal card
 Stockholm Open 2011 Stockholm SWE 2011-08-15
RcRownchangeKK*chgGame
 2105 2086 2.00 6 -0.88 15 -13.20 
  Lundin, Jan f2301 SWE0.001-0.2315-3.45 
  Bostrom, Gabriel 2001 SWE1.0010.38155.70 
  Westerberg, Jonathan f2313 SWE0.001-0.2115-3.15 
  Sjostrand, Joel 1879 SWE1.0010.23153.45 
  Olund, Joar 2090 SWE0.001-0.4915-7.35 
  Wahlstedt, Mats 2043 SWE0.001-0.5615-8.40 

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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