value	unc_up	unc_lo	author	ref	method
0.050	0.0400	0.0400	Nugent	2016AJ....152...63N	NEATM
0.056	0.0910	0.0910	Masiero	2012ApJ...759L...8M	NEATM
0.059	0.0165	0.0165	Masiero	2011ApJ...741...68M	NEATM
0.083	0.0430	0.0880	Masiero	2021PSJ.....2..162M	NEATM