value	unc_up	unc_lo	author	ref	method
3.61	0.172	0.172	Masiero	2011ApJ...741...68M	NEATM
4.20	1.170	1.170	Nugent	2016AJ....152...63N	NEATM
4.59	1.350	1.350	Masiero	2021PSJ.....2..162M	NEATM
4.98	1.830	1.830	Masiero	2012ApJ...759L...8M	NEATM