value	unc_up	unc_lo	author	ref	method
6.35	1.590	1.590	Masiero	2020PSJ.....1....5M	NEATM
6.64	1.480	1.480	Masiero	2017AJ....154..168M	NEATM
7.41	1.820	1.820	Masiero	2021PSJ.....2..162M	NEATM
8.90	0.327	0.327	Masiero	2011ApJ...741...68M	NEATM