Individual Calculations February 2023
 Cooke, Grayson  Total change: -19.60  Rating chartPersonal card
 2023 Charlotte Open - Under 2100 Charlotte, North Carolina USA 2023-01-14
RcRownchangeKK*chgGame
 1768 1663 1.50 5 -0.49 40 -19.60 
  Viera, Jeffren 2002 USA1.0010.884035.20 
  Tanco, Daniel 2067 PUR0.001-0.0840-3.20 
  Ammasani, Smayan 1535 USA0.501-0.1740-6.80 
  Ramkumar, Aditya 1598 USA0.001-0.5940-23.60 
  Chen, Alan 1638 USA0.001-0.5340-21.20 

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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