value	unc_up	unc_lo	author	ref	method
0.040	0.0500	0.0500	Nugent	2016AJ....152...63N	NEATM
0.050	0.0250	0.0500	Masiero	2021PSJ.....2..162M	NEATM
0.061	0.0095	0.0095	Masiero	2011ApJ...741...68M	NEATM
0.061	0.0073	0.0073	Masiero	2011ApJ...741...68M	NEATM