value	unc_up	unc_lo	author	ref	method
4.41	1.111	1.111	Masiero	2017AJ....154..168M	NEATM
5.17	1.670	1.670	Masiero	2020PSJ.....1....5M	NEATM
5.67	0.062	0.062	Masiero	2011ApJ...741...68M	NEATM