Individual Calculations July 2012
 Patrick, David A  Total change: -39.15  Rating chartPersonal card
 4NCL Various ENG 2011-11-12
RcRownchangeKK*chgGame
 2029 1953 1.00 9 -2.61 15 -39.15 
  Cumbers, Paul 2157 ENG0.001-0.2415-3.60 
  Cumming, Rhys 2010 ENG0.001-0.4215-6.30 
  Mackenzie, Colin 2096 ENG0.001-0.3115-4.65 
  Weller, Pierre 1987 ENG0.001-0.4515-6.75 
  Valentine, Brian J 1977 ENG0.001-0.4715-7.05 
  Lambourne, Daniel M 1981 ENG0.001-0.4615-6.90 
  Millward, Kevin P 1972 ENG1.0010.53157.95 
  Robertson, David J 1918 ENG0.001-0.5515-8.25 
  Kemp, Peter D 2159 ENG0.001-0.2415-3.60 

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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