value	unc_up	unc_lo	author	ref	method
0.052	0.0140	0.0140	Masiero	2011ApJ...741...68M	NEATM
0.053	0.0230	0.0230	Masiero	2012ApJ...759L...8M	NEATM
0.077	0.0458	0.0458	Masiero	2017AJ....154..168M	NEATM