value	unc_up	unc_lo	author	ref	method
2.84	0.570	0.570	Nugent	2016AJ....152...63N	NEATM
3.97	0.750	0.750	Masiero	2021PSJ.....2..162M	NEATM
4.29	1.014	1.014	Masiero	2011ApJ...741...68M	NEATM