Individual Calculations January 2017
 Hack, Richard  Total change: 6.20  Rating chartPersonal card
 2016 Mechanics' Fall Tournament San Francisco, California USA 2016-10-18
RcRownchangeKK*chgGame
 1691 1650 3.50 7 0.31 20 6.20 
  Gaffagan, Steven 2015 USA0.001-0.1020-2.00 
  Frank, Robert H 1411 USA1.0010.20204.00 
  Poling, Scott E 1753 USA0.001-0.3620-7.20 
  Marrus, Matthew E 1250  * USA1.0010.08201.60 
  Harris, Clarence 1508 USA1.0010.31206.20 
  Khristoforov, Sergey 2047 RUS0.5010.42208.40 
  Clemens, Kristian 1855 USA0.001-0.2420-4.80 
 * 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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