value	unc_up	unc_lo	author	ref	method
3.86	1.029	1.029	Masiero	2017AJ....154..168M	NEATM
5.20	0.153	0.153	Masiero	2011ApJ...741...68M	NEATM
5.38	1.990	1.990	Masiero	2021PSJ.....2..162M	NEATM