value	unc_up	unc_lo	author	ref	method
0.069	0.0180	0.0180	Masiero	2012ApJ...759L...8M	NEATM
0.070	0.0500	0.0500	Nugent	2016AJ....152...63N	NEATM
0.090	0.0350	0.0580	Masiero	2021PSJ.....2..162M	NEATM