value	unc_up	unc_lo	author	ref	method
2.34	0.540	0.540	Nugent	2016AJ....152...63N	NEATM
2.84	0.143	0.143	Masiero	2011ApJ...741...68M	NEATM
2.87	0.689	0.689	Masiero	2017AJ....154..168M	NEATM
3.07	0.770	0.770	Masiero	2021PSJ.....2..162M	NEATM