value	unc_up	unc_lo	author	ref	method
5.67	1.340	1.340	Nugent	2016AJ....152...63N	NEATM
5.72	1.460	1.460	Masiero	2021PSJ.....2..162M	NEATM
6.38	1.520	1.520	Masiero	2012ApJ...759L...8M	NEATM
6.56	1.010	1.010	Masiero	2012ApJ...759L...8M	NEATM
6.59	1.828	1.828	Masiero	2017AJ....154..168M	NEATM