Individual Calculations April 2018
 Badgett, James  Total change: 66.80  Rating chartPersonal card
 Winter 2018 Tuesday Night Marathon San Francisco, California USA 2018-01-09
RcRownchangeKK*chgGame
 1522 1159 2.50 8 1.67 40 66.80 
  Casares, Nick 1522 USA0.001-0.1040-4.00 
  Morgan, Jerry 1520 USA0.001-0.1040-4.00 
  Robertson, Terrance 1460 USA1.0010.854034.00 
  McLain, Julian 1541 USA1.0010.914036.40 
  Nyangar, Enkhmaa 1559  * USA0.001-0.0840-3.20 
  Touset, Stephen 1559  * USA0.5010.424016.80 
  Van Der Wall, John 1459 USA0.001-0.1540-6.00 
  Mays, Jerry 1559  * USA0.001-0.0840-3.20 
 * 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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