value	unc_up	unc_lo	author	ref	method
6.75	1.910	1.910	Masiero	2021PSJ.....2..162M	NEATM
7.28	2.420	2.420	Nugent	2016AJ....152...63N	NEATM
7.43	2.402	2.402	Masiero	2017AJ....154..168M	NEATM
7.98	2.120	2.120	Masiero	2021PSJ.....2..162M	NEATM
8.20	0.333	0.333	Masiero	2011ApJ...741...68M	NEATM