value	unc_up	unc_lo	author	ref	method
0.030	0.0200	0.0200	Nugent	2016AJ....152...63N	NEATM
0.035	0.0159	0.0159	Masiero	2017AJ....154..168M	NEATM
0.044	0.0200	0.0350	Masiero	2021PSJ.....2..162M	NEATM