value	unc_up	unc_lo	author	ref	method
4.07	1.463	1.463	Masiero	2017AJ....154..168M	NEATM
4.09	1.220	1.220	Masiero	2021PSJ.....2..162M	NEATM
4.83	1.630	1.630	Masiero	2020PSJ.....1....5M	NEATM
4.95	0.195	0.195	Masiero	2011ApJ...741...68M	NEATM