value	unc_up	unc_lo	author	ref	method
4.88	1.100	1.100	Masiero	2021PSJ.....2..162M	NEATM
5.49	1.431	1.431	Masiero	2017AJ....154..168M	NEATM
5.61	1.860	1.860	Nugent	2016AJ....152...63N	NEATM
7.33	0.207	0.207	Masiero	2011ApJ...741...68M	NEATM