Constants Topics: Values Energy Equivalents Searchable Bibliography Background Constants Bibliography Constants, Units & Uncertainty home page

atomic mass constant energy equivalent in MeV  Value  931.494 061 MeV  Standard uncertainty    0.000 021 MeV   Relative standard uncertainty   2.2 x 10-8  Concise form  931.494 061(21) MeV       Click here for correlation coefficient of this constant with other constants Source: 2010 CODATA      recommended values  Definition of uncertainty       Correlation coefficient with any other constant