value	unc_up	unc_lo	author	ref	method
4.21	1.076	1.076	Masiero	2017AJ....154..168M	NEATM
4.22	1.030	1.030	Masiero	2021PSJ.....2..162M	NEATM
5.22	0.025	0.025	Masiero	2011ApJ...741...68M	NEATM
5.42	1.640	1.640	Masiero	2020PSJ.....1....5M	NEATM
6.05	2.140	2.140	Masiero	2020PSJ.....1....5M	NEATM