value	unc_up	unc_lo	author	ref	method
3.30	0.532	0.532	Masiero	2011ApJ...741...68M	NEATM
3.38	0.850	0.850	Nugent	2016AJ....152...63N	NEATM
4.24	1.230	1.230	Masiero	2020PSJ.....1....5M	NEATM
4.63	1.370	1.370	Masiero	2021PSJ.....2..162M	NEATM