value	unc_up	unc_lo	author	ref	method
7.44	1.660	1.660	Masiero	2021PSJ.....2..162M	NEATM
7.58	0.272	0.272	Masiero	2011ApJ...741...68M	NEATM
8.29	1.942	1.942	Masiero	2017AJ....154..168M	NEATM
8.59	2.092	2.092	Masiero	2017AJ....154..168M	NEATM