value	unc_up	unc_lo	author	ref	method
11.14	2.729	2.729	Masiero	2017AJ....154..168M	NEATM
12.38	5.030	5.030	Masiero	2012ApJ...759L...8M	NEATM
8.64	0.156	0.156	Masiero	2011ApJ...741...68M	NEATM