value	unc_up	unc_lo	author	ref	method
0.050	0.0380	0.0380	Masiero	2012ApJ...759L...8M	NEATM
0.059	0.0240	0.0410	Masiero	2021PSJ.....2..162M	NEATM
0.060	0.0600	0.0600	Nugent	2016AJ....152...63N	NEATM