value	unc_up	unc_lo	author	ref	method
4.35	1.240	1.240	Nugent	2016AJ....152...63N	NEATM
5.11	1.290	1.290	Masiero	2021PSJ.....2..162M	NEATM
6.33	0.170	0.170	Masiero	2012ApJ...759L...8M	NEATM
6.69	1.700	1.700	Masiero	2020PSJ.....1....5M	NEATM