value	unc_up	unc_lo	author	ref	method
0.030	0.0600	0.0600	Nugent	2016AJ....152...63N	NEATM
0.040	0.0220	0.0490	Masiero	2021PSJ.....2..162M	NEATM
0.051	0.0039	0.0039	Masiero	2011ApJ...741...68M	NEATM