value	unc_up	unc_lo	author	ref	method
0.050	0.0500	0.0500	Nugent	2016AJ....152...63N	NEATM
0.062	0.0370	0.0370	Masiero	2020PSJ.....1....5M	NEATM
0.093	0.0190	0.0190	Masiero	2012ApJ...759L...8M	NEATM