value	unc_up	unc_lo	author	ref	method
6.00	1.430	1.430	Nugent	2016AJ....152...63N	NEATM
6.70	1.370	1.370	Masiero	2020PSJ.....1....5M	NEATM
7.53	1.780	1.780	Masiero	2020PSJ.....1....5M	NEATM
7.90	3.170	3.170	Masiero	2012ApJ...759L...8M	NEATM