value	unc_up	unc_lo	author	ref	method
7.51	1.590	1.590	Masiero	2020PSJ.....1....5M	NEATM
7.59	1.388	1.388	Masiero	2017AJ....154..168M	NEATM
8.77	0.392	0.392	Masiero	2011ApJ...741...68M	NEATM