value	unc_up	unc_lo	author	ref	method
3.54	1.100	1.100	Masiero	2021PSJ.....2..162M	NEATM
3.95	1.236	1.236	Masiero	2017AJ....154..168M	NEATM
3.96	1.086	1.086	Masiero	2011ApJ...741...68M	NEATM