value	unc_up	unc_lo	author	ref	method
5.01	1.390	1.390	Nugent	2016AJ....152...63N	NEATM
5.29	0.720	0.720	Nugent	2016AJ....152...63N	NEATM
6.05	0.275	0.275	Masiero	2011ApJ...741...68M	NEATM