Definition:Proton/Mass
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Mass of Proton
The mass of the proton is given by:
\(\ds m_{\mathrm p}\) | \(\approx\) | \(\ds 1 \cdotp 67262 \, 19236 \, 9(51) \times 10^{-27}\) | kilograms | \(\quad\) This sequence is A070059 in the On-Line Encyclopedia of Integer Sequences (N. J. A. Sloane (Ed.), 2008). | ||||||||||
\(\ds \) | \(\approx\) | \(\ds 1 \cdotp 67262 \, 19236 \, 9(51) \times 10^{-24}\) | grams | \(\quad\) This sequence is A070059 in the On-Line Encyclopedia of Integer Sequences (N. J. A. Sloane (Ed.), 2008). | ||||||||||
\(\ds \) | \(\approx\) | \(\ds 1 \cdotp 00727 \, 64666 \, 21(53)\) | daltons | \(\quad\) This sequence is A003677 in the On-Line Encyclopedia of Integer Sequences (N. J. A. Sloane (Ed.), 2008). |
Symbol
- $m_{\mathrm p}$
The symbol for the proton mass is $m_{\mathrm p}$.
The $\LaTeX$ code for \(m_{\mathrm p}\) is m_{\mathrm p}
.
Also known as
The mass of the proton is also known as the proton rest mass.
Also see
Sources
- 1964: Milton Abramowitz and Irene A. Stegun: Handbook of Mathematical Functions ... (previous) ... (next): $2$. Physical Constants and Conversion Factors: Table $2.3$ Adjusted Values of Constants
- which gives the mantissas of these figures as:
- $1 \cdotp 672 \, 624$ with an uncertainty of $\pm 11$ corresponding to the $2$ least significant figures
- $1 \cdotp 007 \, 276 \, 61$ with an uncertainty of $\pm 8$ corresponding to the least significant figure
- which gives the mantissas of these figures as:
- 1969: J.C. Anderson, D.M. Hum, B.G. Neal and J.H. Whitelaw: Data and Formulae for Engineering Students (2nd ed.) ... (previous) ... (next): $3.$ Physical Constants