value	unc_up	unc_lo	author	ref	method
7.21	1.770	1.770	Masiero	2020PSJ.....1....5M	NEATM
7.84	0.283	0.283	Masiero	2011ApJ...741...68M	NEATM
8.00	2.230	2.230	Masiero	2021PSJ.....2..162M	NEATM
8.26	2.023	2.023	Masiero	2017AJ....154..168M	NEATM