value	unc_up	unc_lo	author	ref	method
0.046	0.0196	0.0196	Masiero	2011ApJ...741...68M	NEATM
0.061	0.0220	0.0350	Masiero	2021PSJ.....2..162M	NEATM
0.062	0.0250	0.0250	Masiero	2017AJ....154..168M	NEATM