Individual Calculations October 2016
 Brock, William H  Total change: 8.00  Rating chartPersonal card
 2016 Illinois Open State Championship Northbrook, Illinois USA 2016-09-03
RcRownchangeKK*chgGame
 1960 1959 3.00 5 0.40 20 8.00 
  Peng, David Tianji f2273 USA0.001-0.1420-2.80 
  Arond, Dean 1768 USA1.0010.25205.00 
  Schmakel, Sam A f2359  * USA0.001-0.0820-1.60 
  Carey, Aidan M 1746 USA1.0010.23204.60 
  Bareket, Tom 1652 USA1.0010.14202.80 
 * Rating difference of more than 400. Please read more at FIDE Handbook

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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