value	unc_up	unc_lo	author	ref	method
7.57	0.062	0.062	Masiero	2011ApJ...741...68M	NEATM
8.40	2.427	2.427	Masiero	2017AJ....154..168M	NEATM
9.38	3.568	3.568	Masiero	2017AJ....154..168M	NEATM