Individual Calculations August 2023
 Kahn, Aaron  Total change: -68.20  Rating chartPersonal card
 51st annual World Open - Open Philadelphia, PA USA 2023-06-30
RcRownchangeKK*chgGame
 1970 2240 4.00 9 -3.41 20 -68.20 
  Spence, Isaac C 1878 USA0.001-0.9020-18.00 
  Min, Ryan 1917 USA0.501-0.3720-7.40 
  Nair, Ajitesh 1902 USA1.0010.12202.40 
  Schexnaydre, Benson 2020 USA1.0010.22204.40 
  Feng, Eric 1991 USA0.501-0.3120-6.20 
  Ren, Jesse 1991 USA0.001-0.8120-16.20 
  Sloan, Jed c2012 USA0.501-0.2920-5.80 
  Gottumukkala, Anan 2025 USA0.501-0.2720-5.40 
  Omori, Michael 1996 USA0.001-0.8020-16.00 

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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