value	unc_up	unc_lo	author	ref	method
4.71	0.800	0.800	Nugent	2016AJ....152...63N	NEATM
5.32	1.090	1.090	Nugent	2016AJ....152...63N	NEATM
5.76	0.030	0.030	Masiero	2014ApJ...791..121M	NEATM
5.82	0.097	0.097	Masiero	2011ApJ...741...68M	NEATM