value	unc_up	unc_lo	author	ref	method
3.82	0.102	0.102	Masiero	2011ApJ...741...68M	NEATM
3.91	1.070	1.070	Nugent	2016AJ....152...63N	NEATM
3.98	1.050	1.050	Masiero	2020PSJ.....1....5M	NEATM
4.45	1.210	1.210	Masiero	2021PSJ.....2..162M	NEATM