Individual Calculations August 2017
 Freitag, Todd M  Total change: 8.20  Rating chartPersonal card
 10th Annual Chicago Class Wheeling, Illinois USA 2017-07-14
RcRownchangeKK*chgGame
 1972 2009 1.50 2 0.41 20 8.20 
  Narayanan, Rishi T 1840 USA1.0010.28205.60 
  Drake, Jason 2104 USA0.5010.13202.60 

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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