value	unc_up	unc_lo	author	ref	method
0.042	0.0090	0.0090	Masiero	2012ApJ...759L...8M	NEATM
0.045	0.0241	0.0241	Masiero	2017AJ....154..168M	NEATM
0.045	0.0210	0.0400	Masiero	2021PSJ.....2..162M	NEATM
0.053	0.0170	0.0260	Masiero	2021PSJ.....2..162M	NEATM
0.060	0.0400	0.0400	Nugent	2016AJ....152...63N	NEATM