value	unc_up	unc_lo	author	ref	method
4.26	1.230	1.230	Masiero	2021PSJ.....2..162M	NEATM
4.38	1.220	1.220	Masiero	2020PSJ.....1....5M	NEATM
5.15	1.875	1.875	Masiero	2017AJ....154..168M	NEATM
5.62	0.059	0.059	Masiero	2011ApJ...741...68M	NEATM