value	unc_up	unc_lo	author	ref	method
0.040	0.0500	0.0500	Nugent	2016AJ....152...63N	NEATM
0.049	0.0060	0.0060	Masiero	2012ApJ...759L...8M	NEATM
0.060	0.0700	0.0700	Nugent	2016AJ....152...63N	NEATM