value	unc_up	unc_lo	author	ref	method
6.41	0.217	0.217	Masiero	2011ApJ...741...68M	NEATM
6.91	2.000	2.000	Masiero	2021PSJ.....2..162M	NEATM
7.14	2.338	2.338	Masiero	2017AJ....154..168M	NEATM
7.57	2.030	2.030	Masiero	2021PSJ.....2..162M	NEATM