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Correlation coefficient between two constants
classical electron radius
Numerical value
2.817 940 3262 x 10
-15
m
Standard uncertainty
0.000 000 0013 x 10
-15
m
Relative standard uncertainty
4.5 x 10
-10
Concise form
2.817 940 3262(13) x 10
-15
m
Source: 2018 CODATA
recommended values
Definition of
uncertainty
Correlation coefficient with
any other constant
 
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