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${{\mathit N}}$ BARYONS ($\mathit S$ = 0, $\mathit I$ = 1/2)
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${{\mathit p}}$
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${{\mathit p}}$ MASS (MeV)
${{\mathit p}}$ MASS (MeV)
INSPIRE search
The mass is known more precisely in u (atomic mass units) than in MeV. The conversion is: 1 u = 931.494 102 42(28) MeV/c${}^{2}$ (2018 CODATA value,
TIESINGA 2021
).
S016M
VALUE
(MeV)
DOCUMENT ID
TECN
COMMENT
$\bf{ 938.27208816 \pm0.00000029}$
OUR EVALUATION
2018 CODATA
$938.27208812$ $\pm0.00000029$
1
FINK
2021
SPEC
Penning trap
$938.27208816$ $\pm0.00000029$
TIESINGA
2021
RVUE
2018 CODATA value
• • • We do not use the following data for averages, fits, limits, etc. • • •
$938.2720813$ $\pm0.0000058$
MOHR
2016
RVUE
2014 CODATA value
$938.272046$ $\pm0.000021$
MOHR
2012
RVUE
2010 CODATA value
$938.272013$ $\pm0.000023$
MOHR
2008
RVUE
2006 CODATA value
$938.272029$ $\pm0.000080$
MOHR
2005
RVUE
2002 CODATA value
$938.271998$ $\pm0.000038$
MOHR
1999
RVUE
1998 CODATA value
$938.27231$ $\pm0.00028$
COHEN
1987
RVUE
1986 CODATA value
$938.2796$ $\pm0.0027$
COHEN
1973
RVUE
1973 CODATA value
1
FINK 2021
quote the more precise mass in atomic mass units.
References:
FINK
2021
PRL 127 243001
Deuteron-To-Proton Mass Ratio from Simultaneous Measurement of the Cyclotron Frequencies of H2+ and D+
TIESINGA
2021
RMP 93 025010
CODATA recommended values of the fundamental physical constants: 2018
MOHR
2016
RMP 88 035009
CODATA Recommended Values of the Fundamental Physical Constants: 2014
MOHR
2012
RMP 84 1527
CODATA Recommended Values of the Fundamental Physical Constants: 2010
MOHR
2008
RMP 80 633
CODATA Recomended Values of the Fundamental Physical Constants: 2006
MOHR
2005
RMP 77 1
NIST Constants
MOHR
1999
JPCRD 28 1713
CODATA Recommended Values of the Fundamental Physical Constants: 1998;
Also
RMP 72 351
CODATA Recommended Values of the Fundamental Physical Constants: 1998
COHEN
1987
RMP 59 1121
CODATA Fundamental Physical Constants 1986 Adjustments
COHEN
1973
JPCRD 2 664
Comment{CODATA}: The 1973 Least Squares Adjustment of the Fundamental Constants