value	unc_up	unc_lo	author	ref	method
6.86	0.426	0.426	Masiero	2011ApJ...741...68M	NEATM
7.14	2.040	2.040	Masiero	2017AJ....154..168M	NEATM
8.97	0.630	0.630	Usui	2011PASJ...63.1117U	NEATM
9.55	1.910	1.910	Ali-Lagoa	2018A&A...612A..85A	NEATM