Individual Calculations July 2012
 Jones, Steven A  Total change: 42.45  Rating chartPersonal card
 4NCL Various ENG 2011-11-12
RcRownchangeKK*chgGame
 2003 1878 4.50 5 2.83 15 42.45 
  Gorman, John A 1945 ENG1.0010.59158.85 
  Norris, Michael J 1991 ENG1.0010.65159.75 
  Campbell, Mark C 1982 ENG1.0010.64159.60 
  Ponter, Ian P 2019 ENG0.5010.19152.85 
  Whitehead, David J 2079 ENG1.0010.761511.40 

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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