value	unc_up	unc_lo	author	ref	method
0.030	0.0290	0.0290	Masiero	2012ApJ...759L...8M	NEATM
0.040	0.0400	0.0400	Nugent	2016AJ....152...63N	NEATM
0.041	0.0332	0.0332	Masiero	2017AJ....154..168M	NEATM
0.046	0.0210	0.0390	Masiero	2021PSJ.....2..162M	NEATM
0.051	0.0176	0.0176	Masiero	2011ApJ...741...68M	NEATM