value	unc_up	unc_lo	author	ref	method
6.26	1.860	1.860	Masiero	2021PSJ.....2..162M	NEATM
7.01	1.640	1.640	Nugent	2016AJ....152...63N	NEATM
7.98	0.080	0.080	Masiero	2014ApJ...791..121M	NEATM
8.31	0.087	0.087	Masiero	2011ApJ...741...68M	NEATM