Individual Calculations November 2017
 Garfield, Nicholas  Total change: 23.60  Rating chartPersonal card
 Peter Grey Memorial 2017 Tuesday Night Marathon San Francisco, California USA 2017-08-08
RcRownchangeKK*chgGame
 1594 1271 1.00 3 0.59 40 23.60 
  Simpkins, Jerry 1614 USA0.001-0.1240-4.80 
  Giridharan, Durgashankar 1671  * USA0.001-0.0840-3.20 
  Harris, Clarence 1498 USA1.0010.794031.60 
 * 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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