value	unc_up	unc_lo	author	ref	method
0.052	0.0095	0.0095	Masiero	2011ApJ...741...68M	NEATM
0.070	0.0800	0.0800	Nugent	2016AJ....152...63N	NEATM
0.085	0.0340	0.0580	Masiero	2021PSJ.....2..162M	NEATM