value	unc_up	unc_lo	author	ref	method
7.69	0.112	0.112	Masiero	2011ApJ...741...68M	NEATM
8.07	2.970	2.970	Nugent	2016AJ....152...63N	NEATM
8.78	1.660	1.660	Masiero	2021PSJ.....2..162M	NEATM