value	unc_up	unc_lo	author	ref	method
0.034	0.0220	0.0220	Masiero	2017AJ....154..168M	NEATM
0.042	0.0200	0.0200	Masiero	2020PSJ.....1....5M	NEATM
0.043	0.0308	0.0308	Masiero	2011ApJ...741...68M	NEATM
0.052	0.0112	0.0112	Masiero	2011ApJ...741...68M	NEATM