value	unc_up	unc_lo	author	ref	method
4.62	1.481	1.481	Masiero	2017AJ....154..168M	NEATM
4.86	0.217	0.217	Masiero	2011ApJ...741...68M	NEATM
5.25	1.201	1.201	Masiero	2017AJ....154..168M	NEATM
5.52	1.230	1.230	Masiero	2021PSJ.....2..162M	NEATM