Individual Calculations April 2020
 Heron, Donald  Total change: 13.20  Rating chartPersonal card
 SNCL Division 1 19/20 5-6 Dunfermline SCO 2020-03-01
RcRownchangeKK*chgGame
 1909 1849 1.50 2 0.66 20 13.20 
  Ridge, Michael 1857 SCO0.5010.01200.20 
  Hulme, William 1961 SCO1.0010.652013.00 

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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