value	unc_up	unc_lo	author	ref	method
5.74	1.490	1.490	Nugent	2016AJ....152...63N	NEATM
5.87	1.650	1.650	Nugent	2016AJ....152...63N	NEATM
6.53	0.018	0.018	Masiero	2011ApJ...741...68M	NEATM