value	unc_up	unc_lo	author	ref	method
4.15	1.280	1.280	Nugent	2016AJ....152...63N	NEATM
4.19	1.110	1.110	Masiero	2020PSJ.....1....5M	NEATM
4.27	1.160	1.160	Nugent	2016AJ....152...63N	NEATM