Individual Calculations September 2013
 Rumsey, Victor B  Total change: -23.25  Rating chartPersonal card
 British Championship Major Open 2013 Torquay ENG 2013-07-29
RcRownchangeKK*chgGame
 1906 1877 2.50 9 -1.55 15 -23.25 
  Ledger, Stephen 2075 ENG0.001-0.2415-3.60 
  Bolt, Graham 2027 ENG0.001-0.3015-4.50 
  Whitehead, Mark A 2061 ENG0.001-0.2615-3.90 
  Batchelor, Guy J 1859 ENG0.501-0.0315-0.45 
  Bullock, Lee 1477  * ENG1.0010.08151.20 
  Mahoney, Nicholas 1801 ENG0.501-0.1015-1.50 
  Stinton-Brownbridge, Michael H 1994 ENG0.5010.16152.40 
  Duncan, Patrick C M 2048 ENG0.001-0.2715-4.05 
  Noel, Daniel 1814 ENG0.001-0.5915-8.85 
 * 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)
 

 

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