The NIST Reference on Constants, Units and Uncertainty

Fundamental Physical Constants
Constants
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Click symbol for equation
hertz-hartree relationship
 $(1 \ {\rm Hz})h$
 Numerical value  1.519 829 846 0570 x 10-16 Eh
 Standard uncertainty  0.000 000 000 0029 x 10-16 Eh
  Relative standard uncertainty  1.9 x 10-12
 Concise form  1.519 829 846 0570(29) x 10-16 Eh    
 
Click here for correlation coefficient of this constant with other constants
Source: 2018 CODATA     
recommended values
 
Definition of
uncertainty
 
     Correlation coefficient with
any other constant

 
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