Individual Calculations July 2012
 Richmond, Peter A  Total change: 9.00  Rating chartPersonal card
 4NCL Various ENG 2011-11-12
RcRownchangeKK*chgGame
 2238 2228 4.50 8 0.60 15 9.00 
  Clarke, Stuart W f2303 ENG0.5010.10151.50 
  Kett, Timothy J 2184 WLS0.001-0.5615-8.40 
  Ivell, Nicholas W 2335 ENG0.5010.15152.25 
  Rendle, Thomas E m2389 ENG1.0010.711510.65 
  Williams, Winston c2181 SIN1.0010.43156.45 
  Tippleston, Charles E c2150 ENG0.501-0.1115-1.65 
  Sands, David A 2239 ENG0.5010.02150.30 
  Pickard, Charles 2125 ENG0.501-0.1415-2.10 

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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