value	unc_up	unc_lo	author	ref	method
6.20	1.930	1.930	Nugent	2016AJ....152...63N	NEATM
6.99	2.270	2.270	Masiero	2021PSJ.....2..162M	NEATM
7.02	1.520	1.520	Masiero	2021PSJ.....2..162M	NEATM
7.10	2.647	2.647	Masiero	2017AJ....154..168M	NEATM
7.63	0.255	0.255	Masiero	2011ApJ...741...68M	NEATM