value	unc_up	unc_lo	author	ref	method
0.048	0.0200	0.0200	Masiero	2012ApJ...759L...8M	NEATM
0.058	0.0250	0.0250	Masiero	2017AJ....154..168M	NEATM
0.061	0.0240	0.0390	Masiero	2021PSJ.....2..162M	NEATM