Individual Calculations July 2012
 Waterfield, John W  Total change: -22.20  Rating chartPersonal card
 4NCL Various ENG 2011-11-12
RcRownchangeKK*chgGame
 2013 2008 4.00 8 0.12 15 1.80 
  Mallon, Gunnar 1608  * ENG1.0010.08151.20 
  Yeo, Michael J 2152 ENG0.5010.19152.85 
  Bridge, Neil A 2080 ENG1.0010.60159.00 
  Hoare, Amy B 1930 ENG0.501-0.1115-1.65 
  Burke, Mitchell R 1897 ENG0.001-0.6515-9.75 
  Kay, Jonathan 1977 ENG0.501-0.0415-0.60 
  Meyer, Gordon 2155 RSA0.001-0.3015-4.50 
  Hall, John 2305 ENG0.5010.35155.25 
 * Rating difference of more than 400. Please read more at FIDE Handbook

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)
 
 e2e4 London Diamond Jubilee Congress Premier London ENG 2012-06-02
RcRownchangeKK*chgGame
 1918 2009 4.00 9 -1.60 15 -24.00 
  Shaw, Matthew H 1915 ENG1.0010.37155.55 
  Sarakauskas, Gediminas m2403 LTU0.001-0.0815-1.20 
  Brown, Martin 2183 ENG0.001-0.2715-4.05 
  Dixit, Kumar 1858 ENG0.001-0.7015-10.50 
  McDonald, Ian 1840 SCO0.001-0.7215-10.80 
  Gupta, Arul 1697 ENG0.501-0.3615-5.40 
  Shepherd, Katherine M 1763 ENG1.0010.19152.85 
  Balaji, Ananthanarayanan 1834 ENG0.501-0.2315-3.45 
  Tarhon, Brian 1769 ENG1.0010.20153.00 

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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