value	unc_up	unc_lo	author	ref	method
16.61	1.660	1.660	Ali-Lagoa	2018A&A...612A..85A	NEATM
16.74	0.840	0.840	Usui	2011PASJ...63.1117U	NEATM
17.05	0.495	0.495	Masiero	2011ApJ...741...68M	NEATM
18.27	6.130	6.130	Masiero	2021PSJ.....2..162M	NEATM