value	unc_up	unc_lo	author	ref	method
0.053	0.0080	0.0080	Masiero	2012ApJ...759L...8M	NEATM
0.056	0.0382	0.0382	Masiero	2017AJ....154..168M	NEATM
0.062	0.0107	0.0107	Masiero	2011ApJ...741...68M	NEATM