Individual Calculations October 2017
 Birkett, Richard  Total change: 0.20  Rating chartPersonal card
 5th Inverness Congress - Open 2017 Inverness SCO 2017-09-01
RcRownchangeKK*chgGame
 1812 2008 3.00 4 0.01 20 0.20 
  Doyle, James 1870 SCO0.001-0.6920-13.80 
  Walkowiak, Adam 1743 SCO1.0010.18203.60 
  Newton, Andrew 1909 SCO1.0010.36207.20 
  Berera, Siddharth 1727 SCO1.0010.16203.20 

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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