value	unc_up	unc_lo	author	ref	method
0.047	0.0328	0.0328	Masiero	2017AJ....154..168M	NEATM
0.060	0.0300	0.0300	Nugent	2016AJ....152...63N	NEATM
0.110	0.0410	0.0660	Masiero	2021PSJ.....2..162M	NEATM