value	unc_up	unc_lo	author	ref	method
0.029	0.0168	0.0168	Masiero	2017AJ....154..168M	NEATM
0.030	0.0100	0.0100	Nugent	2016AJ....152...63N	NEATM
0.039	0.0130	0.0200	Masiero	2021PSJ.....2..162M	NEATM
0.042	0.0200	0.0380	Masiero	2021PSJ.....2..162M	NEATM