value	unc_up	unc_lo	author	ref	method
0.035	0.0065	0.0065	Masiero	2011ApJ...741...68M	NEATM
0.051	0.0280	0.0610	Masiero	2021PSJ.....2..162M	NEATM
0.060	0.0100	0.0100	Masiero	2014ApJ...791..121M	NEATM
0.068	0.0516	0.0516	Masiero	2017AJ....154..168M	NEATM
0.070	0.0500	0.0500	Nugent	2016AJ....152...63N	NEATM