value	unc_up	unc_lo	author	ref	method
16.10	0.207	0.207	Masiero	2011ApJ...741...68M	NEATM
16.72	3.340	3.340	Ali-Lagoa	2018A&A...612A..85A	NEATM
17.07	0.700	0.700	Usui	2011PASJ...63.1117U	NEATM
17.23	0.225	0.225	Masiero	2011ApJ...741...68M	NEATM
18.34	2.700	2.700	Tedesco	2002AJ....123.1056T	STM