value	unc_up	unc_lo	author	ref	method
0.040	0.0500	0.0500	Nugent	2016AJ....152...63N	NEATM
0.051	0.0230	0.0430	Masiero	2021PSJ.....2..162M	NEATM
0.067	0.0630	0.0630	Masiero	2012ApJ...759L...8M	NEATM