value	unc_up	unc_lo	author	ref	method
4.01	0.432	0.432	Masiero	2011ApJ...741...68M	NEATM
4.64	1.250	1.250	Nugent	2016AJ....152...63N	NEATM
5.14	1.100	1.100	Masiero	2021PSJ.....2..162M	NEATM