value	unc_up	unc_lo	author	ref	method
18.38	0.117	0.117	Masiero	2011ApJ...741...68M	NEATM
18.46	1.300	1.300	Usui	2011PASJ...63.1117U	NEATM
19.05	3.810	3.810	Ali-Lagoa	2018A&A...612A..85A	NEATM
35.18	3.200	3.200	Tedesco	2002AJ....123.1056T	STM