value	unc_up	unc_lo	author	ref	method
0.040	0.0300	0.0300	Nugent	2016AJ....152...63N	NEATM
0.040	0.0500	0.0500	Nugent	2016AJ....152...63N	NEATM
0.043	0.0054	0.0054	Masiero	2011ApJ...741...68M	NEATM
0.045	0.0950	0.0950	Masiero	2012ApJ...759L...8M	NEATM