Individual Calculations August 2022
 Zhu, Alexander  Total change: -2.00  Rating chartPersonal card
 50th Annual World Open - Under 2200 Philadelphia, Pennsylvania USA 2022-06-30
RcRownchangeKK*chgGame
 1762 1614 1.00 3 -0.05 40 -2.00 
  Christiansen, Natasha C wc1661 USA1.0010.574022.80 
  Bommannan, Aswath 2055 USA0.001-0.0640-2.40 
  Schwartz, Jared Ethan 1569 USA0.001-0.5640-22.40 

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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