value	unc_up	unc_lo	author	ref	method
3.27	0.770	0.770	Masiero	2021PSJ.....2..162M	NEATM
3.79	1.090	1.090	Nugent	2016AJ....152...63N	NEATM
3.97	1.061	1.061	Masiero	2017AJ....154..168M	NEATM
4.72	0.341	0.341	Masiero	2011ApJ...741...68M	NEATM