Individual Calculations June 2017
 McMahon, John  Total change: 22.00  Rating chartPersonal card
 Heidenfeld Trophy 2016-17 Rounds 9-11 Dublin IRL 2017-04-23
RcRownchangeKK*chgGame
 1891 1751 1.50 3 0.55 40 22.00 
  Boland, Dylan 1840 IRL0.001-0.3840-15.20 
  Kiernan, Mark 1954 HKG0.5010.264010.40 
  Goetzee, Rick 1879 IRL1.0010.674026.80 

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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