Individual Calculations July 2011
 Wells, Daniel J  Total change: 24.75  Rating chartPersonal card
 4NCL 2011 various ENG 2010-11-06
RcRownchangeKK*chgGame
 2188 1997 3.50 7 1.65 15 24.75 
  Bellin, Jana M wg2137 ENG0.5010.19152.85 
  Van Weersel, Arlette wm2186 NED1.0010.751511.25 
  Summerscale, Aaron P g2397  * ENG0.001-0.0815-1.20 
  Ledger, Stephen C 2060 ENG0.5010.09151.35 
  Smallbone, Kieran D 2221 ENG1.0010.781511.70 
  Hodgson, John H 2206 ENG0.001-0.2315-3.45 
  Ruston, Mark R 2110 ENG0.5010.15152.25 
 * 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)
 

 

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