value	unc_up	unc_lo	author	ref	method
6.82	1.920	1.920	Masiero	2021PSJ.....2..162M	NEATM
6.92	1.670	1.670	Nugent	2016AJ....152...63N	NEATM
7.12	2.110	2.110	Masiero	2020PSJ.....1....5M	NEATM
7.48	1.793	1.793	Masiero	2017AJ....154..168M	NEATM
7.48	1.270	1.270	Masiero	2020PSJ.....1....5M	NEATM
8.15	0.174	0.174	Masiero	2011ApJ...741...68M	NEATM
9.29	0.120	0.120	Masiero	2012ApJ...759L...8M	NEATM