value	unc_up	unc_lo	author	ref	method
5.54	1.432	1.432	Masiero	2017AJ....154..168M	NEATM
5.93	1.600	1.600	Masiero	2020PSJ.....1....5M	NEATM
6.23	1.990	1.990	Masiero	2021PSJ.....2..162M	NEATM
7.15	0.192	0.192	Masiero	2011ApJ...741...68M	NEATM