value	unc_up	unc_lo	author	ref	method
3.83	0.846	0.846	Masiero	2017AJ....154..168M	NEATM
4.24	0.085	0.085	Masiero	2011ApJ...741...68M	NEATM
4.44	0.950	0.950	Masiero	2021PSJ.....2..162M	NEATM