Individual Calculations May 2019
 Gray, Euan  Total change: 3.60  Rating chartPersonal card
 Edinburgh Premier 2019 Edinburgh SCO 2019-04-05
RcRownchangeKK*chgGame
 2008 2000 2.50 5 0.09 40 3.60 
  Han, Yichen 2190 NED0.5010.254010.00 
  Shafi, Declan 2134 SCO0.5010.18407.20 
  Jarmany, John 2111 ENG0.001-0.3540-14.00 
  Ridge, Michael 1872 SCO0.501-0.1740-6.80 
  Ridge, Benjamin 1734 SCO1.0010.18407.20 

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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