value	unc_up	unc_lo	author	ref	method
0.070	0.0500	0.0500	Nugent	2016AJ....152...63N	NEATM
0.141	0.0204	0.0204	Masiero	2011ApJ...741...68M	NEATM
0.160	0.0400	0.0400	Masiero	2014ApJ...791..121M	NEATM