value	unc_up	unc_lo	author	ref	method
0.049	0.0210	0.0380	Masiero	2021PSJ.....2..162M	NEATM
0.050	0.0302	0.0302	Masiero	2017AJ....154..168M	NEATM
0.050	0.0100	0.0100	Nugent	2016AJ....152...63N	NEATM
0.051	0.0115	0.0115	Masiero	2011ApJ...741...68M	NEATM
0.065	0.0138	0.0138	Masiero	2011ApJ...741...68M	NEATM