value	unc_up	unc_lo	author	ref	method
6.40	1.985	1.985	Masiero	2017AJ....154..168M	NEATM
6.55	1.610	1.610	Nugent	2016AJ....152...63N	NEATM
7.15	0.206	0.206	Masiero	2011ApJ...741...68M	NEATM
8.22	1.990	1.990	Masiero	2021PSJ.....2..162M	NEATM
9.29	2.940	2.940	Masiero	2012ApJ...759L...8M	NEATM