value	unc_up	unc_lo	author	ref	method
6.52	0.381	0.381	Masiero	2011ApJ...741...68M	NEATM
7.11	1.972	1.972	Masiero	2017AJ....154..168M	NEATM
7.82	2.450	2.450	Masiero	2020PSJ.....1....5M	NEATM