Individual Calculations August 2023
 Kupersmith, Alexander  Total change: 40.00  Rating chartPersonal card
 53rd annual Continental Open - U2100 Marlborough, MA USA 2023-07-13
RcRownchangeKK*chgGame
 1593 1593 3.50 5 1.00 40 40.00 
  Khachatryan, Nune 1571 USA0.501-0.0340-1.20 
  Christiansen, Natasha C wc1550 USA0.501-0.0640-2.40 
  Diao, Sujia 1603 USA1.0010.514020.40 
  Leszczynski, Philip 1627 USA0.5010.05402.00 
  Wang, Connor Junda 1616 USA1.0010.534021.20 

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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