value	unc_up	unc_lo	author	ref	method
5.63	1.620	1.620	Nugent	2016AJ....152...63N	NEATM
6.35	1.830	1.830	Masiero	2021PSJ.....2..162M	NEATM
6.67	2.054	2.054	Masiero	2017AJ....154..168M	NEATM
7.28	2.190	2.190	Masiero	2021PSJ.....2..162M	NEATM
8.86	0.110	0.110	Masiero	2011ApJ...741...68M	NEATM