Individual Calculations July 2013
 Webster, David  Total change: -22.80  Rating chartPersonal card
 NSW Open 2013 Sydney AUS 2013-06-08
RcRownchangeKK*chgGame
 1786 1987 3.00 6 -1.52 15 -22.80 
  Willathgamuwa, Kevin 1729 AUS0.001-0.8215-12.30 
  Low, Frank 1752 AUS1.0010.21153.15 
  Bemrose, Colin J 1851 AUS0.001-0.6815-10.20 
  Dickson, Ian 1752 AUS1.0010.21153.15 
  Christensen, Joshua 1858 AUS0.501-0.1715-2.55 
  Crossman, Tom 1772 AUS0.501-0.2715-4.05 

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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