value	unc_up	unc_lo	author	ref	method
0.073	0.0142	0.0142	Masiero	2011ApJ...741...68M	NEATM
0.160	0.0600	0.0600	Nugent	2016AJ....152...63N	NEATM
0.180	0.1500	0.1500	Nugent	2016AJ....152...63N	NEATM