value	unc_up	unc_lo	author	ref	method
0.040	0.0200	0.0200	Nugent	2016AJ....152...63N	NEATM
0.046	0.0210	0.0370	Masiero	2021PSJ.....2..162M	NEATM
0.065	0.0480	0.0480	Masiero	2020PSJ.....1....5M	NEATM
0.070	0.0053	0.0053	Masiero	2011ApJ...741...68M	NEATM