value	unc_up	unc_lo	author	ref	method
4.72	0.930	0.930	Nugent	2016AJ....152...63N	NEATM
5.05	1.130	1.130	Masiero	2020PSJ.....1....5M	NEATM
6.18	0.078	0.078	Masiero	2011ApJ...741...68M	NEATM