value	unc_up	unc_lo	author	ref	method
0.049	0.0263	0.0263	Masiero	2017AJ....154..168M	NEATM
0.056	0.0240	0.0430	Masiero	2021PSJ.....2..162M	NEATM
0.064	0.0409	0.0409	Masiero	2017AJ....154..168M	NEATM
0.122	0.0245	0.0245	Masiero	2011ApJ...741...68M	NEATM