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Click symbol for equation
tau mass in u
Numerical value
1.907 54 u
Standard uncertainty
0.000 13 u
Relative standard uncertainty
6.8 x 10
-5
Concise form
1.907 54(13) u
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