value	unc_up	unc_lo	author	ref	method
3.94	0.570	0.570	Nugent	2016AJ....152...63N	NEATM
4.77	0.133	0.133	Masiero	2011ApJ...741...68M	NEATM
4.87	0.830	0.830	Nugent	2016AJ....152...63N	NEATM