value	unc_up	unc_lo	author	ref	method
6.88	1.300	1.300	Masiero	2020PSJ.....1....5M	NEATM
7.42	1.700	1.700	Masiero	2021PSJ.....2..162M	NEATM
7.84	1.980	1.980	Masiero	2020PSJ.....1....5M	NEATM
7.87	2.454	2.454	Masiero	2017AJ....154..168M	NEATM
8.61	2.340	2.340	Masiero	2012ApJ...759L...8M	NEATM