value	unc_up	unc_lo	author	ref	method
4.86	1.380	1.380	Nugent	2016AJ....152...63N	NEATM
4.90	0.327	0.327	Masiero	2011ApJ...741...68M	NEATM
5.13	1.294	1.294	Masiero	2017AJ....154..168M	NEATM
5.52	1.410	1.410	Masiero	2021PSJ.....2..162M	NEATM
6.32	1.780	1.780	Masiero	2021PSJ.....2..162M	NEATM