value	unc_up	unc_lo	author	ref	method
3.46	0.846	0.846	Masiero	2017AJ....154..168M	NEATM
3.90	0.897	0.897	Masiero	2017AJ....154..168M	NEATM
4.35	0.301	0.301	Masiero	2011ApJ...741...68M	NEATM