value	unc_up	unc_lo	author	ref	method
0.055	0.0359	0.0359	Masiero	2017AJ....154..168M	NEATM
0.055	0.0250	0.0450	Masiero	2021PSJ.....2..162M	NEATM
0.058	0.0070	0.0070	Masiero	2012ApJ...759L...8M	NEATM
0.070	0.0400	0.0400	Nugent	2016AJ....152...63N	NEATM