value	unc_up	unc_lo	author	ref	method
0.034	0.0690	0.0690	Masiero	2012ApJ...759L...8M	NEATM
0.050	0.0293	0.0293	Masiero	2017AJ....154..168M	NEATM
0.091	0.0204	0.0204	Masiero	2011ApJ...741...68M	NEATM