value	unc_up	unc_lo	author	ref	method
6.76	1.780	1.780	Masiero	2021PSJ.....2..162M	NEATM
6.77	2.080	2.080	Masiero	2020PSJ.....1....5M	NEATM
6.85	2.190	2.190	Masiero	2021PSJ.....2..162M	NEATM
7.26	1.948	1.948	Masiero	2017AJ....154..168M	NEATM
8.51	0.204	0.204	Masiero	2011ApJ...741...68M	NEATM
9.12	2.680	2.680	Nugent	2016AJ....152...63N	NEATM