value	unc_up	unc_lo	author	ref	method
10.18	3.290	3.290	Nugent	2016AJ....152...63N	NEATM
11.17	2.590	2.590	Nugent	2016AJ....152...63N	NEATM
8.80	0.130	0.130	Masiero	2011ApJ...741...68M	NEATM