NIST Guide to the SI, Footnotes by National Institute of Standards and Technology (source code)

= NIST Guide to the SI, Footnotes by National Institute of Standards and Technology
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{tag=Work by National Institute of Standards and Technology}

https://www.nist.gov/pml/special-publication-811/nist-guide-si-footnotes[Official NIST SP 811 footnotes]

Footnote 23 records the conventional standard acceleration $g_n=9.80665\,\mathrm{m\,s^{-2}}$.