Individual Calculations October 2017
 Marks, Ian A  Total change: 23.00  Rating chartPersonal card
 Kirkcaldy Congress 2017-U2000 Kirkcaldy SCO 2017-09-22
RcRownchangeKK*chgGame
 1805 1877 3.50 4 1.15 20 23.00 
  Galbraith, Joe 1960 SCO1.0010.612012.20 
  McQuillan, Stephen G 1704 SCO1.0010.27205.40 
  Skettos, Nicolas 1615 CYP1.0010.18203.60 
  Will, Douglas 1941 SCO0.5010.09201.80 

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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