CODATA Value: electron charge to mass quotient

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electron charge to mass quotient
$-e/m_{\rm e}$

Numerical value -1.758 820 010 76 x 10¹¹ C kg^-1

Standard uncertainty   0.000 000 000 53 x 10¹¹ C kg^-1

  Relative standard uncertainty 3.0 x 10^-10

Concise form -1.758 820 010 76(53) x 10¹¹ C kg^-1

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