Individual Calculations March 2017
 Hartman, James  Total change: -7.60  Rating chartPersonal card
 Perth Congress Major 2017 Perth SCO 2017-02-17
RcRownchangeKK*chgGame
 1668 1299 0.00 2 -0.19 40 -7.60 
  Barron-Majerik, Jan 1657 SCO0.001-0.1040-4.00 
  Constance, Tom 1678 SCO0.001-0.0940-3.60 

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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