value	unc_up	unc_lo	author	ref	method
2.55	0.300	0.300	Nugent	2016AJ....152...63N	NEATM
4.28	0.062	0.062	Masiero	2011ApJ...741...68M	NEATM
4.58	1.480	1.480	Masiero	2021PSJ.....2..162M	NEATM
4.61	1.348	1.348	Masiero	2017AJ....154..168M	NEATM