value	unc_up	unc_lo	author	ref	method
17.28	4.520	4.520	Nugent	2016AJ....152...63N	NEATM
17.40	0.277	0.277	Masiero	2011ApJ...741...68M	NEATM
17.60	0.190	0.190	Masiero	2014ApJ...791..121M	NEATM
18.15	0.235	0.235	Masiero	2011ApJ...741...68M	NEATM
18.35	0.270	0.270	Masiero	2014ApJ...791..121M	NEATM