value	unc_up	unc_lo	author	ref	method
3.97	1.140	1.140	Nugent	2016AJ....152...63N	NEATM
4.33	0.154	0.154	Masiero	2011ApJ...741...68M	NEATM
4.39	1.010	1.010	Nugent	2016AJ....152...63N	NEATM
4.39	1.320	1.320	Masiero	2021PSJ.....2..162M	NEATM
4.45	1.220	1.220	Masiero	2021PSJ.....2..162M	NEATM