Individual Calculations August 2023
 Gao, Matthew Ian  Total change: -50.40  Rating chartPersonal card
 51st annual World Open - U2200 Philadelphia, PA USA 2023-06-30
RcRownchangeKK*chgGame
 1668 1812 3.50 7 -1.26 40 -50.40 
  Anandh, Vijay Srin 1684 USA0.501-0.1740-6.80 
  Wang, Tianna 1728 USA0.001-0.6240-24.80 
  Ayyappan, Santhosh 1484 USA1.0010.13405.20 
  Alawode, Adekunle 1627 USA1.0010.264010.40 
  Gartenlaub, Corin 1591 USA0.501-0.2840-11.20 
  Wang, Lilian 1710 USA0.501-0.1440-5.60 
  Cheng, Justin Hong 1852 HKG0.001-0.4440-17.60 

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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