${{\mathit p}}$ MASS (MeV)

INSPIRE   JSON  (beta) PDGID:
S016M
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).
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