value	unc_up	unc_lo	author	ref	method
17.83	0.070	0.070	Masiero	2014ApJ...791..121M	NEATM
18.66	0.088	0.088	Masiero	2011ApJ...741...68M	NEATM
20.04	1.490	1.490	Usui	2011PASJ...63.1117U	NEATM
20.93	4.190	4.190	Ali-Lagoa	2018A&A...612A..85A	NEATM
23.66	3.400	3.400	Tedesco	2002AJ....123.1056T	STM