Individual Calculations February 2020
 Dragun, Kamil  Total change: -3.20  Rating chartPersonal card
 2019 Pan-American Intercollegiate Championship Charlotte, North Carolina USA 2019-12-27
 2390 2587 4.00 6 -0.32 10 -3.20 
  Narayanan, Rishi 2187  * USA1.0010.08100.80 
  Zhong, Howard 2187  * USA0.501-0.4210-4.20 
  Tang, Andrew g2511 USA0.501-0.1010-1.00 
  Swiercz, Dariusz g2659 USA0.001-0.4010-4.00 
  Preotu, Razvan g2487 CAN1.0010.36103.60 
  Jacobson, Aaron f2307 USA1.0010.16101.60 
 * 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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