value	unc_up	unc_lo	author	ref	method
5.95	1.607	1.607	Masiero	2017AJ....154..168M	NEATM
6.32	1.558	1.558	Masiero	2017AJ....154..168M	NEATM
6.56	1.700	1.700	Masiero	2021PSJ.....2..162M	NEATM