value	unc_up	unc_lo	author	ref	method
3.88	1.358	1.358	Masiero	2017AJ....154..168M	NEATM
3.99	1.000	1.000	Masiero	2021PSJ.....2..162M	NEATM
4.20	1.410	1.410	Nugent	2016AJ....152...63N	NEATM
4.51	1.810	1.810	Masiero	2021PSJ.....2..162M	NEATM