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proton rms charge radius
Numerical value
8.4075 x 10
-16
m
Standard uncertainty
0.0064 x 10
-16
m
Relative standard uncertainty
7.6 x 10
-4
Concise form
8.4075(64) x 10
-16
m
Click
here
for
correlation coefficient
of this constant with other constants
Source: 2022 CODATA
recommended values
Definition of
uncertainty
Correlation coefficient with
any other constant