value	unc_up	unc_lo	author	ref	method
0.060	0.0600	0.0600	Nugent	2016AJ....152...63N	NEATM
0.078	0.0280	0.0430	Masiero	2021PSJ.....2..162M	NEATM
0.080	0.0490	0.0490	Masiero	2012ApJ...759L...8M	NEATM