value	unc_up	unc_lo	author	ref	method
8.09	2.248	2.248	Masiero	2017AJ....154..168M	NEATM
8.87	3.120	3.120	Masiero	2020PSJ.....1....5M	NEATM
9.77	0.152	0.152	Masiero	2011ApJ...741...68M	NEATM