value	unc_up	unc_lo	author	ref	method
4.20	1.270	1.270	Masiero	2021PSJ.....2..162M	NEATM
5.00	1.230	1.230	Masiero	2021PSJ.....2..162M	NEATM
5.19	1.228	1.228	Masiero	2017AJ....154..168M	NEATM
5.71	0.356	0.356	Masiero	2011ApJ...741...68M	NEATM
7.03	1.910	1.910	Masiero	2020PSJ.....1....5M	NEATM
7.31	2.120	2.120	Nugent	2016AJ....152...63N	NEATM