Individual Calculations January 2012
 Johnsen, Oystein  Total change: -27.30  Rating chartPersonal card
 London Chess Classic 2011: Open London ENG 2011-12-03
RcRownchangeKK*chgGame
 1902 1949 2.50 6 -0.91 30 -27.30 
  Eckersley-Waites, Tom 2276 ENG0.001-0.1330-3.90 
  Kouchak, Jason 1776 FRA1.0010.27308.10 
  Pattni, Kishan 1687 ENG0.501-0.3230-9.60 
  Yeo, Michael J 2152 ENG0.001-0.2430-7.20 
  Fritzer, Friedrich 1736 AUT1.0010.23306.90 
  Keuneke, Hanno 1782 GER0.001-0.7230-21.60 

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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