value	unc_up	unc_lo	author	ref	method
0.028	0.0183	0.0183	Masiero	2017AJ....154..168M	NEATM
0.050	0.0300	0.0300	Nugent	2016AJ....152...63N	NEATM
0.061	0.0580	0.0580	Masiero	2020PSJ.....1....5M	NEATM
0.072	0.0240	0.0240	Masiero	2011ApJ...741...68M	NEATM