Individual Calculations July 2023
 Xiao, Yixuan  Total change: 9.20  Rating chartPersonal card
 2023 National Open - Under 2100 Las Vegas, NV USA 2023-06-15
RcRownchangeKK*chgGame
 1669 1537 2.00 5 0.23 40 9.20 
  Oxman, Keith 1651 USA0.001-0.3440-13.60 
  Zavala, Jonathan Everett 1660 USA0.001-0.3340-13.20 
  Yang, Andersen 1984 USA1.0010.944037.60 
  Tang, Owen 1573 USA1.0010.554022.00 
  Petrusevich, Ivan 1475 RUS0.001-0.5940-23.60 

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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