value	unc_up	unc_lo	author	ref	method
4.20	0.848	0.848	Masiero	2017AJ....154..168M	NEATM
4.62	1.280	1.280	Masiero	2020PSJ.....1....5M	NEATM
4.76	1.340	1.340	Masiero	2021PSJ.....2..162M	NEATM
6.33	0.276	0.276	Masiero	2011ApJ...741...68M	NEATM