Individual Calculations May 2011
 McGregor, Lindsay A  Total change: 3.25  Rating chartPersonal card
 Edinburgh Congress 2011 Edinburgh SCO 2011-04-01
RcRownchangeKK*chgGame
 2064 2012 1.00 2 0.13 25 3.25 
  Roberts, Paul E c2214 SCO0.001-0.2425-6.00 
  Tsang, Sai Kong 1914 SCO1.0010.37259.25 

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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