value	unc_up	unc_lo	author	ref	method
0.030	0.0172	0.0172	Masiero	2017AJ....154..168M	NEATM
0.044	0.0170	0.0260	Masiero	2021PSJ.....2..162M	NEATM
0.057	0.0084	0.0084	Masiero	2011ApJ...741...68M	NEATM
0.057	0.0260	0.0460	Masiero	2021PSJ.....2..162M	NEATM