value	unc_up	unc_lo	author	ref	method
0.87	0.057	0.057	Masiero	2017AJ....154..168M	NEATM
1.35	0.670	0.670	Masiero	2020PSJ.....1....5M	NEATM
1.42	0.600	0.600	Masiero	2020PSJ.....1....5M	NEATM
1.92	1.010	1.010	Nugent	2016AJ....152...63N	NEATM