value	unc_up	unc_lo	author	ref	method
1.93	0.527	0.527	Masiero	2017AJ....154..168M	NEATM
2.09	0.654	0.654	Masiero	2011ApJ...741...68M	NEATM
2.21	0.500	0.500	Masiero	2021PSJ.....2..162M	NEATM