value	unc_up	unc_lo	author	ref	method
6.90	1.900	1.900	Nugent	2016AJ....152...63N	NEATM
7.73	2.260	2.260	Masiero	2021PSJ.....2..162M	NEATM
8.05	2.670	2.670	Masiero	2020PSJ.....1....5M	NEATM
8.22	0.049	0.049	Masiero	2011ApJ...741...68M	NEATM
8.43	2.310	2.310	Masiero	2020PSJ.....1....5M	NEATM
8.81	2.500	2.500	Masiero	2020PSJ.....1....5M	NEATM
9.84	3.010	3.010	Masiero	2012ApJ...759L...8M	NEATM