value	unc_up	unc_lo	author	ref	method
5.41	1.470	1.470	Masiero	2021PSJ.....2..162M	NEATM
6.05	1.716	1.716	Masiero	2017AJ....154..168M	NEATM
6.28	0.260	0.260	Masiero	2011ApJ...741...68M	NEATM