value	unc_up	unc_lo	author	ref	method
5.06	1.350	1.350	Masiero	2021PSJ.....2..162M	NEATM
6.10	1.890	1.890	Masiero	2021PSJ.....2..162M	NEATM
6.20	0.046	0.046	Masiero	2011ApJ...741...68M	NEATM
6.27	1.300	1.300	Masiero	2012ApJ...759L...8M	NEATM
6.77	1.990	1.990	Nugent	2016AJ....152...63N	NEATM