value	unc_up	unc_lo	author	ref	method
7.58	0.205	0.205	Masiero	2011ApJ...741...68M	NEATM
7.75	1.770	1.770	Masiero	2020PSJ.....1....5M	NEATM
8.05	2.087	2.087	Masiero	2017AJ....154..168M	NEATM
8.78	2.320	2.320	Nugent	2016AJ....152...63N	NEATM
8.85	1.430	1.430	Masiero	2012ApJ...759L...8M	NEATM