Individual Calculations January 2013
 Casiot, David J  Total change: -12.30  Rating chartPersonal card
 London Chess Classic 2012: Open London ENG 2012-12-01
RcRownchangeKK*chgGame
 2004 1991 3.00 8 -0.82 15 -12.30 
  Kojima, Shinya f2340 JPN0.001-0.1115-1.65 
  Sigurdsson, Birkir Karl 1725 ISL0.501-0.3215-4.80 
  Sonnis, Steve 1660 ENG1.0010.12151.80 
  Yeo, Michael J 2191 ENG0.5010.26153.90 
  Josse, Mark 2142 ENG0.001-0.3015-4.50 
  Williamson, Roger G 2177 ENG0.001-0.2615-3.90 
  Fritzer, Friedrich 1716 AUT1.0010.17152.55 
  Takahashi, Reiji 2079 JPN0.001-0.3815-5.70 

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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