value	unc_up	unc_lo	author	ref	method
0.048	0.0076	0.0076	Masiero	2011ApJ...741...68M	NEATM
0.049	0.0260	0.0550	Masiero	2021PSJ.....2..162M	NEATM
0.051	0.0069	0.0069	Masiero	2011ApJ...741...68M	NEATM
0.058	0.0403	0.0403	Masiero	2017AJ....154..168M	NEATM
0.060	0.0800	0.0800	Nugent	2016AJ....152...63N	NEATM