Individual Calculations July 2012
 Donaghay, Richard H  Total change: -3.15  Rating chartPersonal card
 4NCL Various ENG 2011-11-12
RcRownchangeKK*chgGame
 1916 1993 4.00 7 -0.21 15 -3.15 
  Henbest, Kevin B 1725 ENG1.0010.17152.55 
  Taylor, Adam A 1839 ENG0.001-0.7115-10.65 
  Colburn, Paul J 1995 ENG0.5010.00150.00 
  Stayt, James N 1996 ENG0.5010.00150.00 
  Hardy, Roger 1988 ENG1.0010.49157.35 
  Kane, Robert (bob) 1889 ENG1.0010.36155.40 
  Flynn, David 1978 ENG0.001-0.5215-7.80 

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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